diff --git a/maven-release-api/pom.xml b/maven-release-api/pom.xml
index 0150c7edf..f7b45ffc0 100644
--- a/maven-release-api/pom.xml
+++ b/maven-release-api/pom.xml
@@ -56,12 +56,12 @@
       <artifactId>maven-scm-api</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.aether</groupId>
-      <artifactId>aether-api</artifactId>
+      <groupId>org.apache.maven.resolver</groupId>
+      <artifactId>maven-resolver-api</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.aether</groupId>
-      <artifactId>aether-util</artifactId>
+      <groupId>org.apache.maven.resolver</groupId>
+      <artifactId>maven-resolver-util</artifactId>
     </dependency>
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
diff --git a/maven-release-manager/pom.xml b/maven-release-manager/pom.xml
index d0090a464..7c351c007 100644
--- a/maven-release-manager/pom.xml
+++ b/maven-release-manager/pom.xml
@@ -118,11 +118,6 @@
       <version>3.14.0</version>
     </dependency>
 
-    <dependency>
-      <groupId>org.eclipse.aether</groupId>
-      <artifactId>aether-api</artifactId>
-    </dependency>
-
     <!-- scm dependencies -->
     <dependency>
       <groupId>org.apache.maven.scm</groupId>
@@ -154,6 +149,11 @@
       <artifactId>jdom2</artifactId>
     </dependency>
 
+    <dependency>
+      <groupId>org.apache.maven.resolver</groupId>
+      <artifactId>maven-resolver-api</artifactId>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
@@ -196,28 +196,28 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.aether</groupId>
-      <artifactId>aether-util</artifactId>
+      <groupId>org.apache.maven.resolver</groupId>
+      <artifactId>maven-resolver-util</artifactId>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.aether</groupId>
-      <artifactId>aether-impl</artifactId>
+      <groupId>org.apache.maven.resolver</groupId>
+      <artifactId>maven-resolver-impl</artifactId>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.aether</groupId>
-      <artifactId>aether-connector-basic</artifactId>
+      <groupId>org.apache.maven.resolver</groupId>
+      <artifactId>maven-resolver-connector-basic</artifactId>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.aether</groupId>
-      <artifactId>aether-transport-file</artifactId>
+      <groupId>org.apache.maven.resolver</groupId>
+      <artifactId>maven-resolver-transport-file</artifactId>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.aether</groupId>
-      <artifactId>aether-transport-wagon</artifactId>
+      <groupId>org.apache.maven.resolver</groupId>
+      <artifactId>maven-resolver-transport-wagon</artifactId>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-entities/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-entities/expected-release-pom.xml
index fea76e78e..38a305964 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-entities/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-entities/expected-release-pom.xml
@@ -17,7 +17,7 @@ KIND, either express or implied.  See the License for the
 specific language governing permissions and limitations
 under the License.
 -->
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-namespace/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-namespace/expected-release-pom.xml
index fc8b034f1..55e201e86 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-namespace/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-namespace/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-with-encoding/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-with-encoding/expected-release-pom.xml
index 6e0c40d85..2cfda4253 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-with-encoding/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom-with-encoding/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom/expected-release-pom-with-schema.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom/expected-release-pom-with-schema.xml
index 6e0c40d85..2cfda4253 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom/expected-release-pom-with-schema.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom/expected-release-pom-with-schema.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom/expected-release-pom.xml
index 6e0c40d85..2cfda4253 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/basic-pom/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/expected-release-pom.xml
index 69c6f030d..b6d74dacc 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/subproject1/expected-release-pom.xml
index dc2900ffb..b119fa82f 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/subproject2/expected-release-pom.xml
index ab4bccee4..f4b03ec4a 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/cdata-around-values/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/comments-around-values/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/comments-around-values/expected-release-pom.xml
index 09c8ce932..41037503e 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/comments-around-values/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/comments-around-values/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/comments-around-values/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/comments-around-values/subproject1/expected-release-pom.xml
index dc2900ffb..b119fa82f 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/comments-around-values/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/comments-around-values/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/external-range-dependency/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/external-range-dependency/expected-release-pom.xml
index 7bce24020..b95a78fb3 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/external-range-dependency/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/external-range-dependency/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/expected-release-pom.xml
index cfc66213e..aa8105d35 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/subproject1/expected-release-pom.xml
index 6ac9db81f..50ba176f6 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/subproject2/expected-release-pom.xml
index 78048df34..0dd248116 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-dependencies/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/expected-release-pom.xml
index cfc66213e..aa8105d35 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/subproject1/expected-release-pom.xml
index 6ac9db81f..50ba176f6 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/subproject2/expected-release-pom.xml
index 88dc00fc2..d2034f270 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-extension/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/expected-release-pom.xml
index cfc66213e..aa8105d35 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/subproject1/expected-release-pom.xml
index 6ac9db81f..50ba176f6 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/subproject2/expected-release-pom.xml
index 13a845622..66a9b4fea 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-plugins/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/expected-release-pom.xml
index cfc66213e..aa8105d35 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/subproject1/expected-release-pom.xml
index 6ac9db81f..50ba176f6 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/subproject2/expected-release-pom.xml
index 542a2c6ed..b97c5201e 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-differing-snapshot-report-plugins/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/expected-release-pom.xml
index 000eb4ed5..5d1a0d3c3 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject1/expected-release-pom.xml
index 6ac9db81f..50ba176f6 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject2/expected-release-pom.xml
index ddf279f8d..8318d237c 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject3/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject3/expected-release-pom.xml
index a6ea61a48..8b7494f0a 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject3/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-dependency/subproject3/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/expected-release-pom.xml
index 000eb4ed5..5d1a0d3c3 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject1/expected-release-pom.xml
index 6ac9db81f..50ba176f6 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject2/expected-release-pom.xml
index a1f967fd7..d0f12b6cb 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject3/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject3/expected-release-pom.xml
index f923edddf..89a1d4157 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject3/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-managed-snapshot-plugin/subproject3/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/expected-release-pom.xml
index 7b30a1c47..d4324532c 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject1/expected-release-pom.xml
index 0a7660a2b..562d4e326 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject2/expected-release-pom.xml
index ddf279f8d..8318d237c 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject3/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject3/expected-release-pom.xml
index 9edcb3cf3..f17ec67ea 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject3/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject3/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject4/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject4/expected-release-pom.xml
index bf4aba3fb..25dad43a8 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject4/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject4/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject4/subsubproject/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject4/subsubproject/expected-release-pom.xml
index eaa57e88d..0b78d98e4 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject4/subsubproject/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-dependencies/subproject4/subsubproject/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/expected-release-pom.xml
index 000eb4ed5..5d1a0d3c3 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject1/expected-release-pom.xml
index 0a7660a2b..562d4e326 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject2/expected-release-pom.xml
index 1a6a04f64..5a35f8164 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject3/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject3/expected-release-pom.xml
index fcebbfd11..9e7dce76b 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject3/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-extension/subproject3/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/expected-release-pom.xml
index 7b30a1c47..d4324532c 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject1/expected-release-pom.xml
index 241accbf9..49880920b 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject2/expected-release-pom.xml
index a1f967fd7..d0f12b6cb 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject3/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject3/expected-release-pom.xml
index 300269a2f..18e17ea65 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject3/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject3/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject4/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject4/expected-release-pom.xml
index 07ebf4666..38d39b496 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject4/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-plugins/subproject4/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/expected-release-pom.xml
index 7b30a1c47..d4324532c 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject1/expected-release-pom.xml
index 50f48b850..266d9033f 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject2/expected-release-pom.xml
index ea826cbc2..baebb0bd6 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject3/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject3/expected-release-pom.xml
index 78c12b98b..5ccb87202 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject3/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject3/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject4/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject4/expected-release-pom.xml
index 0b596c55d..c58bee1d8 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject4/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/internal-snapshot-report-plugins/subproject4/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-finalname/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-finalname/expected-release-pom.xml
index 91f6947c7..caa02c203 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-finalname/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-finalname/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/expected-release-pom.xml
index 96a148c7e..540cc1371 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/subproject1/expected-release-pom-version-changed.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/subproject1/expected-release-pom-version-changed.xml
index 9178a5d76..3791064be 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/subproject1/expected-release-pom-version-changed.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/subproject1/expected-release-pom-version-changed.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/subproject1/expected-release-pom.xml
index 6ac9db81f..50ba176f6 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-inherited-version/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/expected-release-pom.xml
index cfc66213e..aa8105d35 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/subproject1/expected-release-pom.xml
index 0a7660a2b..562d4e326 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/subproject2/expected-release-pom.xml
index ddf279f8d..8318d237c 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-namespace/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-parent/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-parent/expected-release-pom.xml
index 09c8ce932..41037503e 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-parent/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-parent/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-parent/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-parent/subproject1/expected-release-pom.xml
index dc2900ffb..b119fa82f 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-parent/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-parent/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-released-parent/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-released-parent/expected-release-pom.xml
index 6702339b0..1e0ae8973 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-released-parent/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-released-parent/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-released-parent/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-released-parent/subproject1/expected-release-pom.xml
index 9178a5d76..3791064be 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-released-parent/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-with-released-parent/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-without-extension-version/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-without-extension-version/expected-release-pom.xml
index 01ed4dfe6..09d0b9f51 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-without-extension-version/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/pom-without-extension-version/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/expected-release-pom.xml
index 69c6f030d..b6d74dacc 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/subproject1/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/subproject1/expected-release-pom.xml
index dc2900ffb..b119fa82f 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/subproject1/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/subproject1/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/subproject2/expected-release-pom.xml b/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/subproject2/expected-release-pom.xml
index ab4bccee4..f4b03ec4a 100644
--- a/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/subproject2/expected-release-pom.xml
+++ b/maven-release-manager/src/test/resources/projects/generate-release-poms/whitespace-around-values/subproject2/expected-release-pom.xml
@@ -19,7 +19,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+<project 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"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>
   <groupId>groupId</groupId>
diff --git a/pom.xml b/pom.xml
index 3aa918a8c..775c4e026 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>41</version>
+    <version>42</version>
     <relativePath />
   </parent>
 
@@ -70,7 +70,7 @@
   <scm>
     <connection>scm:git:https://gitbox.apache.org/repos/asf/maven-release.git</connection>
     <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/maven-release.git</developerConnection>
-    <tag>maven-release-3.0.0-M7</tag>
+    <tag>HEAD</tag>
     <url>https://github.com/apache/maven-release/tree/${project.scm.tag}</url>
   </scm>
   <issueManagement>
@@ -90,8 +90,8 @@
 
   <properties>
     <scmVersion>2.0.1</scmVersion>
-    <mavenVersion>3.2.5</mavenVersion>
-    <resolverVersion>1.0.0.v20140518</resolverVersion>
+    <mavenVersion>3.6.3</mavenVersion>
+    <resolverVersion>1.4.1</resolverVersion>
     <wagonVersion>3.5.3</wagonVersion>
     <slf4jVersion>1.7.36</slf4jVersion>
     <junitVersion>4.13.2</junitVersion>
@@ -163,43 +163,43 @@
       </dependency>
 
       <dependency>
-        <groupId>org.eclipse.aether</groupId>
-        <artifactId>aether-api</artifactId>
+        <groupId>org.apache.maven.resolver</groupId>
+        <artifactId>maven-resolver-api</artifactId>
         <version>${resolverVersion}</version>
       </dependency>
       <dependency>
-        <groupId>org.eclipse.aether</groupId>
-        <artifactId>aether-util</artifactId>
+        <groupId>org.apache.maven.resolver</groupId>
+        <artifactId>maven-resolver-util</artifactId>
         <version>${resolverVersion}</version>
       </dependency>
 
       <dependency>
-        <groupId>org.eclipse.aether</groupId>
-        <artifactId>aether-spi</artifactId>
+        <groupId>org.apache.maven.resolver</groupId>
+        <artifactId>maven-resolver-spi</artifactId>
         <version>${resolverVersion}</version>
         <scope>test</scope>
       </dependency>
       <dependency>
-        <groupId>org.eclipse.aether</groupId>
-        <artifactId>aether-impl</artifactId>
+        <groupId>org.apache.maven.resolver</groupId>
+        <artifactId>maven-resolver-impl</artifactId>
         <version>${resolverVersion}</version>
         <scope>test</scope>
       </dependency>
       <dependency>
-        <groupId>org.eclipse.aether</groupId>
-        <artifactId>aether-connector-basic</artifactId>
+        <groupId>org.apache.maven.resolver</groupId>
+        <artifactId>maven-resolver-connector-basic</artifactId>
         <version>${resolverVersion}</version>
         <scope>test</scope>
       </dependency>
       <dependency>
-        <groupId>org.eclipse.aether</groupId>
-        <artifactId>aether-transport-file</artifactId>
+        <groupId>org.apache.maven.resolver</groupId>
+        <artifactId>maven-resolver-transport-file</artifactId>
         <version>${resolverVersion}</version>
         <scope>test</scope>
       </dependency>
       <dependency>
-        <groupId>org.eclipse.aether</groupId>
-        <artifactId>aether-transport-wagon</artifactId>
+        <groupId>org.apache.maven.resolver</groupId>
+        <artifactId>maven-resolver-transport-wagon</artifactId>
         <version>${resolverVersion}</version>
         <scope>test</scope>
       </dependency>