[maven] branch master updated: [MNG-6778] use https for schema location

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[maven] branch master updated: [MNG-6778] use https for schema location

hboutemy
This is an automated email from the ASF dual-hosted git repository.

hboutemy pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/maven.git


The following commit(s) were added to refs/heads/master by this push:
     new 53ccee3  [MNG-6778] use https for schema location
53ccee3 is described below

commit 53ccee3486262f2b62f10a90d7d78889b2788707
Author: Hervé Boutemy <[hidden email]>
AuthorDate: Sat Nov 9 13:45:14 2019 +0100

    [MNG-6778] use https for schema location
---
 maven-compat/src/test/resources/pom.xml                                 | 2 +-
 .../src/test/projects/lifecycle-executor/mojo-configuration/pom.xml     | 2 +-
 .../project-with-additional-lifecycle-elements/pom.xml                  | 2 +-
 maven-core/src/test/projects/project-builder/MNG-6716/project/pom.xml   | 2 +-
 maven-core/src/test/remote-repo/org/apache/apache/1/apache-1.pom        | 2 +-
 .../maven/its/plugins/maven-it-plugin/0.1/maven-it-plugin-0.1.pom       | 2 +-
 .../org/apache/maven/its/plugins/maven-it-plugin/0.1/pom.xml            | 2 +-
 .../maven/plugins/maven-clean-plugin/0.1/maven-clean-plugin-0.1.pom     | 2 +-
 .../plugins/maven-compiler-plugin/0.1/maven-compiler-plugin-0.1.pom     | 2 +-
 .../maven/plugins/maven-deploy-plugin/0.1/maven-deploy-plugin-0.1.pom   | 2 +-
 .../maven/plugins/maven-install-plugin/0.1/maven-install-plugin-0.1.pom | 2 +-
 .../apache/maven/plugins/maven-jar-plugin/0.1/maven-jar-plugin-0.1.pom  | 2 +-
 .../maven/plugins/maven-plugin-plugin/0.1/maven-plugin-plugin-0.1.pom   | 2 +-
 .../plugins/maven-resources-plugin/0.1/maven-resources-plugin-0.1.pom   | 2 +-
 .../plugins/maven-surefire-plugin/0.1/maven-surefire-plugin-0.1.pom     | 2 +-
 .../resources-project-builder/dependency-inheritance/maven-parent.xml   | 2 +-
 .../resources-project-builder/dependency-order/w-plugin-mgmt/pom.xml    | 2 +-
 .../resources-project-builder/dependency-order/wo-plugin-mgmt/pom.xml   | 2 +-
 .../src/test/resources-project-builder/dual-execution-ids/pom.xml       | 2 +-
 .../duplicate-exclusions-dependency/nexus-parent.xml                    | 2 +-
 .../resources-project-builder/duplicate-exclusions-dependency/pom.xml   | 2 +-
 .../duplicate-exclusions-dependency/sub/pom.xml                         | 2 +-
 maven-core/src/test/resources-project-builder/equal-plugin-deps/pom.xml | 2 +-
 .../execution-configuration-subcollections/pom.xml                      | 2 +-
 maven-core/src/test/resources-project-builder/foo/sub/pom.xml           | 2 +-
 .../src/test/resources-project-builder/merged-filter-order/pom.xml      | 2 +-
 .../src/test/resources-project-builder/merged-filter-order/sub/pom.xml  | 2 +-
 maven-core/src/test/resources-project-builder/micromailer/pom.xml       | 2 +-
 .../src/test/resources-project-builder/micromailer/spice-parent-9.pom   | 2 +-
 maven-core/src/test/resources-project-builder/multiple-filters/pom.xml  | 2 +-
 .../src/test/resources-project-builder/platform-file-separator/pom.xml  | 2 +-
 .../src/test/resources-project-builder/plugin-config-properties/pom.xml | 2 +-
 .../test/resources-project-builder/profile-default-deactivation/pom.xml | 2 +-
 .../src/test/resources-project-builder/reporting-plugin-config/pom.xml  | 2 +-
 .../test/resources-project-builder/reporting-plugin-config/sub/pom.xml  | 2 +-
 .../single-configuration-inheritance/jetty-parent.xml                   | 2 +-
 .../resources-project-builder/single-configuration-inheritance/pom.xml  | 2 +-
 maven-core/src/test/resources-project-builder/unc-path/pom.xml          | 2 +-
 maven-core/src/test/resources-project-builder/unc-path/sub/pom.xml      | 2 +-
 .../unprefixed-expression-interpolation/child/pom.xml                   | 2 +-
 .../unprefixed-expression-interpolation/pom.xml                         | 2 +-
 maven-core/src/test/resources-settings/settings-no-pom/pom.xml          | 2 +-
 .../extension/test-extension-repo/junit/junit/3.8.1/junit-3.8.1.pom     | 2 +-
 .../extension/test-extension-repo/org/apache/apache/3/apache-3.pom      | 2 +-
 .../maven-artifact/3.0-SNAPSHOT/maven-artifact-3.0-SNAPSHOT.pom         | 2 +-
 .../org/apache/maven/core/test/test-extension/1/test-extension-1.pom    | 2 +-
 .../1/test-lifecycle-and-artifactHandler-1.pom                          | 2 +-
 .../org/apache/maven/maven-parent/4/maven-parent-4.pom                  | 2 +-
 .../org/apache/maven/maven-parent/5/maven-parent-5.pom                  | 2 +-
 .../org/apache/maven/wagon/wagon/1.0-beta-2/wagon-1.0-beta-2.pom        | 2 +-
 .../1.0-beta-1/plexus-active-collections-1.0-beta-1.pom                 | 2 +-
 .../plexus-classworlds/1.2-alpha-10/plexus-classworlds-1.2-alpha-10.pom | 2 +-
 .../1.0-alpha-32/plexus-component-api-1.0-alpha-32.pom                  | 2 +-
 .../1.0-alpha-32/plexus-container-default-1.0-alpha-32.pom              | 2 +-
 .../plexus-containers/1.0-alpha-16/plexus-containers-1.0-alpha-16.pom   | 2 +-
 .../plexus-containers/1.0-alpha-32/plexus-containers-1.0-alpha-32.pom   | 2 +-
 .../org/codehaus/plexus/plexus-utils/1.4.5/plexus-utils-1.4.5.pom       | 2 +-
 .../org/codehaus/plexus/plexus/1.0.10/plexus-1.0.10.pom                 | 2 +-
 .../org/codehaus/plexus/plexus/1.0.11/plexus-1.0.11.pom                 | 2 +-
 .../org/codehaus/plexus/plexus/1.0.8/plexus-1.0.8.pom                   | 2 +-
 .../org/codehaus/plexus/plexus/1.0.9/plexus-1.0.9.pom                   | 2 +-
 maven-core/src/test/resources/project-dynamism/plugin-level-dep.pom.xml | 2 +-
 maven-core/src/test/resources/project-dynamism/pom-interp.xml           | 2 +-
 maven-core/src/test/resources/project-dynamism/pom-relative.xml         | 2 +-
 maven-core/src/test/resources/project-dynamism/pom.xml                  | 2 +-
 maven-core/src/test/resources/projects/modelsource/module01/pom.xml     | 2 +-
 maven-core/src/test/resources/projects/modelsource/pom.xml              | 2 +-
 maven-embedder/src/examples/simple-project/pom.xml                      | 2 +-
 maven-embedder/src/test/embedder-test-project/pom.xml                   | 2 +-
 .../src/test/error-reporting-projects/ext-realm-error/ext/pom.xml       | 2 +-
 .../src/test/error-reporting-projects/missing-module-pom/pom.xml        | 2 +-
 .../error-reporting-projects/profile-activator-lookup-err/ext/pom.xml   | 2 +-
 .../src/test/error-reporting-projects/project-mojo-failure/pom.xml      | 2 +-
 .../test/projects/isolated-project-getting-parent-pom/project/pom.xml   | 2 +-
 .../org/codehaus/m2eclipse/parent/1.0-SNAPSHOT/parent-1.0-SNAPSHOT.pom  | 2 +-
 maven-embedder/src/test/projects/optional-dep/pom.xml                   | 2 +-
 maven-embedder/src/test/resources/pom2.xml                              | 2 +-
 77 files changed, 77 insertions(+), 77 deletions(-)

diff --git a/maven-compat/src/test/resources/pom.xml b/maven-compat/src/test/resources/pom.xml
index 9443d87..55dda42 100644
--- a/maven-compat/src/test/resources/pom.xml
+++ b/maven-compat/src/test/resources/pom.xml
@@ -37,7 +37,7 @@ under the License.
 -->
 
 <model xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven</groupId>
   <artifactId>maven-core</artifactId>
diff --git a/maven-core/src/test/projects/lifecycle-executor/mojo-configuration/pom.xml b/maven-core/src/test/projects/lifecycle-executor/mojo-configuration/pom.xml
index a821765..15f7c31 100644
--- a/maven-core/src/test/projects/lifecycle-executor/mojo-configuration/pom.xml
+++ b/maven-core/src/test/projects/lifecycle-executor/mojo-configuration/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.lifecycle.test</groupId>
   <artifactId>mojo-configuration</artifactId>
diff --git a/maven-core/src/test/projects/lifecycle-executor/project-with-additional-lifecycle-elements/pom.xml b/maven-core/src/test/projects/lifecycle-executor/project-with-additional-lifecycle-elements/pom.xml
index 8308088..803c59c 100644
--- a/maven-core/src/test/projects/lifecycle-executor/project-with-additional-lifecycle-elements/pom.xml
+++ b/maven-core/src/test/projects/lifecycle-executor/project-with-additional-lifecycle-elements/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.lifecycle.test</groupId>
   <artifactId>project-with-additional-lifecycle-elements</artifactId>
diff --git a/maven-core/src/test/projects/project-builder/MNG-6716/project/pom.xml b/maven-core/src/test/projects/project-builder/MNG-6716/project/pom.xml
index 9ffa865..4a27bac 100644
--- a/maven-core/src/test/projects/project-builder/MNG-6716/project/pom.xml
+++ b/maven-core/src/test/projects/project-builder/MNG-6716/project/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.tests</groupId>
   <artifactId>MNG-6716</artifactId>
diff --git a/maven-core/src/test/remote-repo/org/apache/apache/1/apache-1.pom b/maven-core/src/test/remote-repo/org/apache/apache/1/apache-1.pom
index ad6b854..88d8db4 100644
--- a/maven-core/src/test/remote-repo/org/apache/apache/1/apache-1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/apache/1/apache-1.pom
@@ -17,7 +17,7 @@
   -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <!-- Shared parent. Doesn't define a lot of things about Apache like general mailing lists, but does
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/its/plugins/maven-it-plugin/0.1/maven-it-plugin-0.1.pom b/maven-core/src/test/remote-repo/org/apache/maven/its/plugins/maven-it-plugin/0.1/maven-it-plugin-0.1.pom
index 4cd0ff0..59435c4 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/its/plugins/maven-it-plugin/0.1/maven-it-plugin-0.1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/maven/its/plugins/maven-it-plugin/0.1/maven-it-plugin-0.1.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.plugins</groupId>
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/its/plugins/maven-it-plugin/0.1/pom.xml b/maven-core/src/test/remote-repo/org/apache/maven/its/plugins/maven-it-plugin/0.1/pom.xml
index 4cd0ff0..59435c4 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/its/plugins/maven-it-plugin/0.1/pom.xml
+++ b/maven-core/src/test/remote-repo/org/apache/maven/its/plugins/maven-it-plugin/0.1/pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.plugins</groupId>
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-clean-plugin/0.1/maven-clean-plugin-0.1.pom b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-clean-plugin/0.1/maven-clean-plugin-0.1.pom
index e4318d0..9159aab 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-clean-plugin/0.1/maven-clean-plugin-0.1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-clean-plugin/0.1/maven-clean-plugin-0.1.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.plugins</groupId>
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-compiler-plugin/0.1/maven-compiler-plugin-0.1.pom b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-compiler-plugin/0.1/maven-compiler-plugin-0.1.pom
index 2237163..18191d7 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-compiler-plugin/0.1/maven-compiler-plugin-0.1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-compiler-plugin/0.1/maven-compiler-plugin-0.1.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.plugins</groupId>
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-deploy-plugin/0.1/maven-deploy-plugin-0.1.pom b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-deploy-plugin/0.1/maven-deploy-plugin-0.1.pom
index 82ed574..a791fe6 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-deploy-plugin/0.1/maven-deploy-plugin-0.1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-deploy-plugin/0.1/maven-deploy-plugin-0.1.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.plugins</groupId>
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-install-plugin/0.1/maven-install-plugin-0.1.pom b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-install-plugin/0.1/maven-install-plugin-0.1.pom
index 1ce2bd0..bc943aa 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-install-plugin/0.1/maven-install-plugin-0.1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-install-plugin/0.1/maven-install-plugin-0.1.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.plugins</groupId>
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-jar-plugin/0.1/maven-jar-plugin-0.1.pom b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-jar-plugin/0.1/maven-jar-plugin-0.1.pom
index d8abdf6..7b6cde4 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-jar-plugin/0.1/maven-jar-plugin-0.1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-jar-plugin/0.1/maven-jar-plugin-0.1.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.plugins</groupId>
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-plugin-plugin/0.1/maven-plugin-plugin-0.1.pom b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-plugin-plugin/0.1/maven-plugin-plugin-0.1.pom
index 7df6bdb..fdde1f1 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-plugin-plugin/0.1/maven-plugin-plugin-0.1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-plugin-plugin/0.1/maven-plugin-plugin-0.1.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.plugins</groupId>
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-resources-plugin/0.1/maven-resources-plugin-0.1.pom b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-resources-plugin/0.1/maven-resources-plugin-0.1.pom
index 782dbf7..6670ee2 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-resources-plugin/0.1/maven-resources-plugin-0.1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-resources-plugin/0.1/maven-resources-plugin-0.1.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.plugins</groupId>
diff --git a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-surefire-plugin/0.1/maven-surefire-plugin-0.1.pom b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-surefire-plugin/0.1/maven-surefire-plugin-0.1.pom
index 3588a04..8952471 100644
--- a/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-surefire-plugin/0.1/maven-surefire-plugin-0.1.pom
+++ b/maven-core/src/test/remote-repo/org/apache/maven/plugins/maven-surefire-plugin/0.1/maven-surefire-plugin-0.1.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.plugins</groupId>
diff --git a/maven-core/src/test/resources-project-builder/dependency-inheritance/maven-parent.xml b/maven-core/src/test/resources-project-builder/dependency-inheritance/maven-parent.xml
index 6d64262..0d93ad2 100644
--- a/maven-core/src/test/resources-project-builder/dependency-inheritance/maven-parent.xml
+++ b/maven-core/src/test/resources-project-builder/dependency-inheritance/maven-parent.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven</groupId>
diff --git a/maven-core/src/test/resources-project-builder/dependency-order/w-plugin-mgmt/pom.xml b/maven-core/src/test/resources-project-builder/dependency-order/w-plugin-mgmt/pom.xml
index 5882ab5..23dfede 100644
--- a/maven-core/src/test/resources-project-builder/dependency-order/w-plugin-mgmt/pom.xml
+++ b/maven-core/src/test/resources-project-builder/dependency-order/w-plugin-mgmt/pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.mng4003</groupId>
diff --git a/maven-core/src/test/resources-project-builder/dependency-order/wo-plugin-mgmt/pom.xml b/maven-core/src/test/resources-project-builder/dependency-order/wo-plugin-mgmt/pom.xml
index 57bd6d0..c853873 100644
--- a/maven-core/src/test/resources-project-builder/dependency-order/wo-plugin-mgmt/pom.xml
+++ b/maven-core/src/test/resources-project-builder/dependency-order/wo-plugin-mgmt/pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.mng4003</groupId>
diff --git a/maven-core/src/test/resources-project-builder/dual-execution-ids/pom.xml b/maven-core/src/test/resources-project-builder/dual-execution-ids/pom.xml
index 8833c08..75a0515 100644
--- a/maven-core/src/test/resources-project-builder/dual-execution-ids/pom.xml
+++ b/maven-core/src/test/resources-project-builder/dual-execution-ids/pom.xml
@@ -1,5 +1,5 @@
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.mercury</groupId>
   <artifactId>mercury-parent</artifactId>
diff --git a/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/nexus-parent.xml b/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/nexus-parent.xml
index d2ac100..daa31de 100644
--- a/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/nexus-parent.xml
+++ b/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/nexus-parent.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.sonatype.nexus</groupId>
diff --git a/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/pom.xml b/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/pom.xml
index b12db4f..f465d91 100644
--- a/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/pom.xml
+++ b/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/pom.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
 
  <parent>
diff --git a/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/sub/pom.xml b/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/sub/pom.xml
index 37b166d..a48cbad 100644
--- a/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/sub/pom.xml
+++ b/maven-core/src/test/resources-project-builder/duplicate-exclusions-dependency/sub/pom.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <groupId>org.sonatype.nexus</groupId>
     <artifactId>nexus</artifactId>
diff --git a/maven-core/src/test/resources-project-builder/equal-plugin-deps/pom.xml b/maven-core/src/test/resources-project-builder/equal-plugin-deps/pom.xml
index d33b2ba..bfc1c80 100644
--- a/maven-core/src/test/resources-project-builder/equal-plugin-deps/pom.xml
+++ b/maven-core/src/test/resources-project-builder/equal-plugin-deps/pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.mng3838</groupId>
diff --git a/maven-core/src/test/resources-project-builder/execution-configuration-subcollections/pom.xml b/maven-core/src/test/resources-project-builder/execution-configuration-subcollections/pom.xml
index e5b19d4..1b2b370 100644
--- a/maven-core/src/test/resources-project-builder/execution-configuration-subcollections/pom.xml
+++ b/maven-core/src/test/resources-project-builder/execution-configuration-subcollections/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>test</groupId>
     <artifactId>nexus</artifactId>
diff --git a/maven-core/src/test/resources-project-builder/foo/sub/pom.xml b/maven-core/src/test/resources-project-builder/foo/sub/pom.xml
index dc10bd1..4217dcf 100644
--- a/maven-core/src/test/resources-project-builder/foo/sub/pom.xml
+++ b/maven-core/src/test/resources-project-builder/foo/sub/pom.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 
   <modelVersion>4.0.0</modelVersion>
  <!--
diff --git a/maven-core/src/test/resources-project-builder/merged-filter-order/pom.xml b/maven-core/src/test/resources-project-builder/merged-filter-order/pom.xml
index 6f4df9a..32ac97e 100644
--- a/maven-core/src/test/resources-project-builder/merged-filter-order/pom.xml
+++ b/maven-core/src/test/resources-project-builder/merged-filter-order/pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.mng4008</groupId>
diff --git a/maven-core/src/test/resources-project-builder/merged-filter-order/sub/pom.xml b/maven-core/src/test/resources-project-builder/merged-filter-order/sub/pom.xml
index 7e7155b..340b3fc 100644
--- a/maven-core/src/test/resources-project-builder/merged-filter-order/sub/pom.xml
+++ b/maven-core/src/test/resources-project-builder/merged-filter-order/sub/pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
diff --git a/maven-core/src/test/resources-project-builder/micromailer/pom.xml b/maven-core/src/test/resources-project-builder/micromailer/pom.xml
index 780faac..a132954 100644
--- a/maven-core/src/test/resources-project-builder/micromailer/pom.xml
+++ b/maven-core/src/test/resources-project-builder/micromailer/pom.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 
  <modelVersion>4.0.0</modelVersion>
 
diff --git a/maven-core/src/test/resources-project-builder/micromailer/spice-parent-9.pom b/maven-core/src/test/resources-project-builder/micromailer/spice-parent-9.pom
index 695c3c9..8a81b7f 100644
--- a/maven-core/src/test/resources-project-builder/micromailer/spice-parent-9.pom
+++ b/maven-core/src/test/resources-project-builder/micromailer/spice-parent-9.pom
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>org.sonatype.spice</groupId>
  <artifactId>spice-parent</artifactId>
diff --git a/maven-core/src/test/resources-project-builder/multiple-filters/pom.xml b/maven-core/src/test/resources-project-builder/multiple-filters/pom.xml
index 1141efb..e257cbe 100644
--- a/maven-core/src/test/resources-project-builder/multiple-filters/pom.xml
+++ b/maven-core/src/test/resources-project-builder/multiple-filters/pom.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 
   <modelVersion>4.0.0</modelVersion>
   <groupId>a</groupId>
diff --git a/maven-core/src/test/resources-project-builder/platform-file-separator/pom.xml b/maven-core/src/test/resources-project-builder/platform-file-separator/pom.xml
index 26ba294..41f35c1 100644
--- a/maven-core/src/test/resources-project-builder/platform-file-separator/pom.xml
+++ b/maven-core/src/test/resources-project-builder/platform-file-separator/pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.mng3877</groupId>
diff --git a/maven-core/src/test/resources-project-builder/plugin-config-properties/pom.xml b/maven-core/src/test/resources-project-builder/plugin-config-properties/pom.xml
index e566039..5701067 100644
--- a/maven-core/src/test/resources-project-builder/plugin-config-properties/pom.xml
+++ b/maven-core/src/test/resources-project-builder/plugin-config-properties/pom.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 
     <modelVersion>4.0.0</modelVersion>
     <groupId>a</groupId>
diff --git a/maven-core/src/test/resources-project-builder/profile-default-deactivation/pom.xml b/maven-core/src/test/resources-project-builder/profile-default-deactivation/pom.xml
index dfe1925..2055d66 100644
--- a/maven-core/src/test/resources-project-builder/profile-default-deactivation/pom.xml
+++ b/maven-core/src/test/resources-project-builder/profile-default-deactivation/pom.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.its.mng3545</groupId>
   <artifactId>test-artifact</artifactId>
diff --git a/maven-core/src/test/resources-project-builder/reporting-plugin-config/pom.xml b/maven-core/src/test/resources-project-builder/reporting-plugin-config/pom.xml
index fdb455a..bb98c07 100644
--- a/maven-core/src/test/resources-project-builder/reporting-plugin-config/pom.xml
+++ b/maven-core/src/test/resources-project-builder/reporting-plugin-config/pom.xml
@@ -17,7 +17,7 @@
   -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.mng3811</groupId>
diff --git a/maven-core/src/test/resources-project-builder/reporting-plugin-config/sub/pom.xml b/maven-core/src/test/resources-project-builder/reporting-plugin-config/sub/pom.xml
index b076827..cdc8fb1 100644
--- a/maven-core/src/test/resources-project-builder/reporting-plugin-config/sub/pom.xml
+++ b/maven-core/src/test/resources-project-builder/reporting-plugin-config/sub/pom.xml
@@ -17,7 +17,7 @@
   -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
 <parent>
diff --git a/maven-core/src/test/resources-project-builder/single-configuration-inheritance/jetty-parent.xml b/maven-core/src/test/resources-project-builder/single-configuration-inheritance/jetty-parent.xml
index 40031e3..fad518f 100644
--- a/maven-core/src/test/resources-project-builder/single-configuration-inheritance/jetty-parent.xml
+++ b/maven-core/src/test/resources-project-builder/single-configuration-inheritance/jetty-parent.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.mortbay.jetty</groupId>
   <artifactId>jetty-parent</artifactId>
diff --git a/maven-core/src/test/resources-project-builder/single-configuration-inheritance/pom.xml b/maven-core/src/test/resources-project-builder/single-configuration-inheritance/pom.xml
index 695ffaf..1e7478b 100644
--- a/maven-core/src/test/resources-project-builder/single-configuration-inheritance/pom.xml
+++ b/maven-core/src/test/resources-project-builder/single-configuration-inheritance/pom.xml
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.mortbay.jetty</groupId>
diff --git a/maven-core/src/test/resources-project-builder/unc-path/pom.xml b/maven-core/src/test/resources-project-builder/unc-path/pom.xml
index be2a825..b2b9775 100644
--- a/maven-core/src/test/resources-project-builder/unc-path/pom.xml
+++ b/maven-core/src/test/resources-project-builder/unc-path/pom.xml
@@ -17,7 +17,7 @@
   -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.mng3621</groupId>
diff --git a/maven-core/src/test/resources-project-builder/unc-path/sub/pom.xml b/maven-core/src/test/resources-project-builder/unc-path/sub/pom.xml
index fddd872..5bb4bbb 100644
--- a/maven-core/src/test/resources-project-builder/unc-path/sub/pom.xml
+++ b/maven-core/src/test/resources-project-builder/unc-path/sub/pom.xml
@@ -17,7 +17,7 @@
   -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
 <parent>
diff --git a/maven-core/src/test/resources-project-builder/unprefixed-expression-interpolation/child/pom.xml b/maven-core/src/test/resources-project-builder/unprefixed-expression-interpolation/child/pom.xml
index 9304f5d..cdc7b75 100644
--- a/maven-core/src/test/resources-project-builder/unprefixed-expression-interpolation/child/pom.xml
+++ b/maven-core/src/test/resources-project-builder/unprefixed-expression-interpolation/child/pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
diff --git a/maven-core/src/test/resources-project-builder/unprefixed-expression-interpolation/pom.xml b/maven-core/src/test/resources-project-builder/unprefixed-expression-interpolation/pom.xml
index 768a5e9..88d372c 100644
--- a/maven-core/src/test/resources-project-builder/unprefixed-expression-interpolation/pom.xml
+++ b/maven-core/src/test/resources-project-builder/unprefixed-expression-interpolation/pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.mng3831</groupId>
diff --git a/maven-core/src/test/resources-settings/settings-no-pom/pom.xml b/maven-core/src/test/resources-settings/settings-no-pom/pom.xml
index ee62782..3632d84 100644
--- a/maven-core/src/test/resources-settings/settings-no-pom/pom.xml
+++ b/maven-core/src/test/resources-settings/settings-no-pom/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 
  <modelVersion>4.0.0</modelVersion>
 
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/junit/junit/3.8.1/junit-3.8.1.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/junit/junit/3.8.1/junit-3.8.1.pom
index 2169a65..1526693 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/junit/junit/3.8.1/junit-3.8.1.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/junit/junit/3.8.1/junit-3.8.1.pom
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd ">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd ">
   <modelVersion>4.0.0</modelVersion>
   <groupId>junit</groupId>
   <artifactId>junit</artifactId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/apache/3/apache-3.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/apache/3/apache-3.pom
index 1fc7e40..9593e9e 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/apache/3/apache-3.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/apache/3/apache-3.pom
@@ -17,7 +17,7 @@
   -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <!-- Shared parent. Doesn't define a lot of things about Apache like general mailing lists, but does
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/artifact/maven-artifact/3.0-SNAPSHOT/maven-artifact-3.0-SNAPSHOT.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/artifact/maven-artifact/3.0-SNAPSHOT/maven-artifact-3.0-SNAPSHOT.pom
index 8de3ce6..9ebbbb4 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/artifact/maven-artifact/3.0-SNAPSHOT/maven-artifact-3.0-SNAPSHOT.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/artifact/maven-artifact/3.0-SNAPSHOT/maven-artifact-3.0-SNAPSHOT.pom
@@ -20,7 +20,7 @@ under the License.
 -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>maven-parent</artifactId>
     <groupId>org.apache.maven</groupId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/core/test/test-extension/1/test-extension-1.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/core/test/test-extension/1/test-extension-1.pom
index 70114e7..784b315 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/core/test/test-extension/1/test-extension-1.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/core/test/test-extension/1/test-extension-1.pom
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.core.test</groupId>
   <artifactId>test-extension</artifactId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/core/test/test-lifecycle-and-artifactHandler/1/test-lifecycle-and-artifactHandler-1.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/core/test/test-lifecycle-and-artifactHandler/1/test-lifecycle-and-artifactHandler-1.pom
index d9e4cde..535b3be 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/core/test/test-lifecycle-and-artifactHandler/1/test-lifecycle-and-artifactHandler-1.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/core/test/test-lifecycle-and-artifactHandler/1/test-lifecycle-and-artifactHandler-1.pom
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.core.test</groupId>
   <artifactId>test-lifecycle-and-artifactHandler</artifactId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/maven-parent/4/maven-parent-4.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/maven-parent/4/maven-parent-4.pom
index 132d9d7..b41037f 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/maven-parent/4/maven-parent-4.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/maven-parent/4/maven-parent-4.pom
@@ -16,7 +16,7 @@
   ~ limitations under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.apache</groupId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/maven-parent/5/maven-parent-5.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/maven-parent/5/maven-parent-5.pom
index e6100b4..9718a64 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/maven-parent/5/maven-parent-5.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/maven-parent/5/maven-parent-5.pom
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.apache</groupId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/wagon/wagon/1.0-beta-2/wagon-1.0-beta-2.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/wagon/wagon/1.0-beta-2/wagon-1.0-beta-2.pom
index 27faa8e..9cb2f6e 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/wagon/wagon/1.0-beta-2/wagon-1.0-beta-2.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/apache/maven/wagon/wagon/1.0-beta-2/wagon-1.0-beta-2.pom
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>maven-parent</artifactId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-active-collections/1.0-beta-1/plexus-active-collections-1.0-beta-1.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-active-collections/1.0-beta-1/plexus-active-collections-1.0-beta-1.pom
index 80ac6d9..f43329c 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-active-collections/1.0-beta-1/plexus-active-collections-1.0-beta-1.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-active-collections/1.0-beta-1/plexus-active-collections-1.0-beta-1.pom
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>plexus-components</artifactId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-classworlds/1.2-alpha-10/plexus-classworlds-1.2-alpha-10.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-classworlds/1.2-alpha-10/plexus-classworlds-1.2-alpha-10.pom
index be71f49..be34b8c 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-classworlds/1.2-alpha-10/plexus-classworlds-1.2-alpha-10.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-classworlds/1.2-alpha-10/plexus-classworlds-1.2-alpha-10.pom
@@ -15,7 +15,7 @@
   ~  limitations under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>plexus</artifactId>
     <groupId>org.codehaus.plexus</groupId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-component-api/1.0-alpha-32/plexus-component-api-1.0-alpha-32.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-component-api/1.0-alpha-32/plexus-component-api-1.0-alpha-32.pom
index 6369d8e..f6ff7ea 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-component-api/1.0-alpha-32/plexus-component-api-1.0-alpha-32.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-component-api/1.0-alpha-32/plexus-component-api-1.0-alpha-32.pom
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.codehaus.plexus</groupId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-container-default/1.0-alpha-32/plexus-container-default-1.0-alpha-32.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-container-default/1.0-alpha-32/plexus-container-default-1.0-alpha-32.pom
index fbfdb2b..2904ba9 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-container-default/1.0-alpha-32/plexus-container-default-1.0-alpha-32.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-container-default/1.0-alpha-32/plexus-container-default-1.0-alpha-32.pom
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.codehaus.plexus</groupId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-containers/1.0-alpha-16/plexus-containers-1.0-alpha-16.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-containers/1.0-alpha-16/plexus-containers-1.0-alpha-16.pom
index 5800d75..e6a8a43 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-containers/1.0-alpha-16/plexus-containers-1.0-alpha-16.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-containers/1.0-alpha-16/plexus-containers-1.0-alpha-16.pom
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.codehaus.plexus</groupId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-containers/1.0-alpha-32/plexus-containers-1.0-alpha-32.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-containers/1.0-alpha-32/plexus-containers-1.0-alpha-32.pom
index 4678bd8..e5b3ee8 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-containers/1.0-alpha-32/plexus-containers-1.0-alpha-32.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-containers/1.0-alpha-32/plexus-containers-1.0-alpha-32.pom
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.codehaus.plexus</groupId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-utils/1.4.5/plexus-utils-1.4.5.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-utils/1.4.5/plexus-utils-1.4.5.pom
index bc634a6..55baddf 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-utils/1.4.5/plexus-utils-1.4.5.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus-utils/1.4.5/plexus-utils-1.4.5.pom
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>plexus</artifactId>
     <groupId>org.codehaus.plexus</groupId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.10/plexus-1.0.10.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.10/plexus-1.0.10.pom
index bc94e24..a2177bd 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.10/plexus-1.0.10.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.10/plexus-1.0.10.pom
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.codehaus.plexus</groupId>
   <artifactId>plexus</artifactId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.11/plexus-1.0.11.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.11/plexus-1.0.11.pom
index 28ee574..5145f22 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.11/plexus-1.0.11.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.11/plexus-1.0.11.pom
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.codehaus.plexus</groupId>
   <artifactId>plexus</artifactId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.8/plexus-1.0.8.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.8/plexus-1.0.8.pom
index cba2014..afb044e 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.8/plexus-1.0.8.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.8/plexus-1.0.8.pom
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.codehaus.plexus</groupId>
   <artifactId>plexus</artifactId>
diff --git a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.9/plexus-1.0.9.pom b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.9/plexus-1.0.9.pom
index f6fca7c..9926958 100644
--- a/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.9/plexus-1.0.9.pom
+++ b/maven-core/src/test/resources/org/apache/maven/extension/test-extension-repo/org/codehaus/plexus/plexus/1.0.9/plexus-1.0.9.pom
@@ -1,4 +1,4 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.codehaus.plexus</groupId>
   <artifactId>plexus</artifactId>
diff --git a/maven-core/src/test/resources/project-dynamism/plugin-level-dep.pom.xml b/maven-core/src/test/resources/project-dynamism/plugin-level-dep.pom.xml
index 9887367..625f63e 100644
--- a/maven-core/src/test/resources/project-dynamism/plugin-level-dep.pom.xml
+++ b/maven-core/src/test/resources/project-dynamism/plugin-level-dep.pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>testing</groupId>
   <artifactId>plugin-level-dep</artifactId>
diff --git a/maven-core/src/test/resources/project-dynamism/pom-interp.xml b/maven-core/src/test/resources/project-dynamism/pom-interp.xml
index 40fdb41..7b600fa 100644
--- a/maven-core/src/test/resources/project-dynamism/pom-interp.xml
+++ b/maven-core/src/test/resources/project-dynamism/pom-interp.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/maven-core/src/test/resources/project-dynamism/pom-relative.xml b/maven-core/src/test/resources/project-dynamism/pom-relative.xml
index bb22b3d..5231ce4 100644
--- a/maven-core/src/test/resources/project-dynamism/pom-relative.xml
+++ b/maven-core/src/test/resources/project-dynamism/pom-relative.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/maven-core/src/test/resources/project-dynamism/pom.xml b/maven-core/src/test/resources/project-dynamism/pom.xml
index 37797f2..743c094 100644
--- a/maven-core/src/test/resources/project-dynamism/pom.xml
+++ b/maven-core/src/test/resources/project-dynamism/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/maven-core/src/test/resources/projects/modelsource/module01/pom.xml b/maven-core/src/test/resources/projects/modelsource/module01/pom.xml
index cfaf9e8..4397666 100644
--- a/maven-core/src/test/resources/projects/modelsource/module01/pom.xml
+++ b/maven-core/src/test/resources/projects/modelsource/module01/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
diff --git a/maven-core/src/test/resources/projects/modelsource/pom.xml b/maven-core/src/test/resources/projects/modelsource/pom.xml
index 0fe2937..a3abab9 100644
--- a/maven-core/src/test/resources/projects/modelsource/pom.xml
+++ b/maven-core/src/test/resources/projects/modelsource/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>test.readparent</groupId>
   <artifactId>local-parent</artifactId>
diff --git a/maven-embedder/src/examples/simple-project/pom.xml b/maven-embedder/src/examples/simple-project/pom.xml
index c4ad90d..62de37a 100644
--- a/maven-embedder/src/examples/simple-project/pom.xml
+++ b/maven-embedder/src/examples/simple-project/pom.xml
@@ -18,7 +18,7 @@ under the License.
 -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.embedder</groupId>
   <artifactId>simple-project</artifactId>
diff --git a/maven-embedder/src/test/embedder-test-project/pom.xml b/maven-embedder/src/test/embedder-test-project/pom.xml
index aed1516..9917dd5 100644
--- a/maven-embedder/src/test/embedder-test-project/pom.xml
+++ b/maven-embedder/src/test/embedder-test-project/pom.xml
@@ -10,7 +10,7 @@
   -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven</groupId>
   <artifactId>embedder-test-project</artifactId>
diff --git a/maven-embedder/src/test/error-reporting-projects/ext-realm-error/ext/pom.xml b/maven-embedder/src/test/error-reporting-projects/ext-realm-error/ext/pom.xml
index a567706..647516e 100644
--- a/maven-embedder/src/test/error-reporting-projects/ext-realm-error/ext/pom.xml
+++ b/maven-embedder/src/test/error-reporting-projects/ext-realm-error/ext/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.errortest</groupId>
   <artifactId>test-maven-ext</artifactId>
diff --git a/maven-embedder/src/test/error-reporting-projects/missing-module-pom/pom.xml b/maven-embedder/src/test/error-reporting-projects/missing-module-pom/pom.xml
index ff895b8..92b6deb 100644
--- a/maven-embedder/src/test/error-reporting-projects/missing-module-pom/pom.xml
+++ b/maven-embedder/src/test/error-reporting-projects/missing-module-pom/pom.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<project xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xsi:schemaLocation='http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd' xmlns='http://maven.apache.org/POM/4.0.0'>
+<project xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xsi:schemaLocation='http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd' xmlns='http://maven.apache.org/POM/4.0.0'>
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.errortest</groupId>
   <artifactId>missing-module-pom</artifactId>
diff --git a/maven-embedder/src/test/error-reporting-projects/profile-activator-lookup-err/ext/pom.xml b/maven-embedder/src/test/error-reporting-projects/profile-activator-lookup-err/ext/pom.xml
index 0f93b9e..c72cc0a 100644
--- a/maven-embedder/src/test/error-reporting-projects/profile-activator-lookup-err/ext/pom.xml
+++ b/maven-embedder/src/test/error-reporting-projects/profile-activator-lookup-err/ext/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.errortest</groupId>
   <artifactId>profile-activator-lookup-err-ext</artifactId>
diff --git a/maven-embedder/src/test/error-reporting-projects/project-mojo-failure/pom.xml b/maven-embedder/src/test/error-reporting-projects/project-mojo-failure/pom.xml
index 9323d4e..3064b59 100644
--- a/maven-embedder/src/test/error-reporting-projects/project-mojo-failure/pom.xml
+++ b/maven-embedder/src/test/error-reporting-projects/project-mojo-failure/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven.test.error</groupId>
   <artifactId>project-mojo-failure</artifactId>
diff --git a/maven-embedder/src/test/projects/isolated-project-getting-parent-pom/project/pom.xml b/maven-embedder/src/test/projects/isolated-project-getting-parent-pom/project/pom.xml
index d597397..d7151f2 100644
--- a/maven-embedder/src/test/projects/isolated-project-getting-parent-pom/project/pom.xml
+++ b/maven-embedder/src/test/projects/isolated-project-getting-parent-pom/project/pom.xml
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.codehaus.m2eclipse</groupId>
diff --git a/maven-embedder/src/test/projects/isolated-project-getting-parent-pom/repository/org/codehaus/m2eclipse/parent/1.0-SNAPSHOT/parent-1.0-SNAPSHOT.pom b/maven-embedder/src/test/projects/isolated-project-getting-parent-pom/repository/org/codehaus/m2eclipse/parent/1.0-SNAPSHOT/parent-1.0-SNAPSHOT.pom
index 4aaf168..b7f47b0 100644
--- a/maven-embedder/src/test/projects/isolated-project-getting-parent-pom/repository/org/codehaus/m2eclipse/parent/1.0-SNAPSHOT/parent-1.0-SNAPSHOT.pom
+++ b/maven-embedder/src/test/projects/isolated-project-getting-parent-pom/repository/org/codehaus/m2eclipse/parent/1.0-SNAPSHOT/parent-1.0-SNAPSHOT.pom
@@ -1,5 +1,5 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.codehaus.m2eclipse</groupId>
   <artifactId>parent</artifactId>
diff --git a/maven-embedder/src/test/projects/optional-dep/pom.xml b/maven-embedder/src/test/projects/optional-dep/pom.xml
index 56c99e1..12e2c55 100644
--- a/maven-embedder/src/test/projects/optional-dep/pom.xml
+++ b/maven-embedder/src/test/projects/optional-dep/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>optionaldependency</groupId>
   <artifactId>p01</artifactId>
diff --git a/maven-embedder/src/test/resources/pom2.xml b/maven-embedder/src/test/resources/pom2.xml
index b99ad32..00744d9 100644
--- a/maven-embedder/src/test/resources/pom2.xml
+++ b/maven-embedder/src/test/resources/pom2.xml
@@ -18,7 +18,7 @@ under the License.
 -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.maven</groupId>
   <artifactId>embedder-test-project2</artifactId>