diff --git a/apache-resource-bundles/pom.xml b/apache-resource-bundles/pom.xml
index 53b05f4f..eeae7bd5 100644
--- a/apache-resource-bundles/pom.xml
+++ b/apache-resource-bundles/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>39</version>
+    <version>40-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/doxia-tools/pom.xml b/doxia-tools/pom.xml
index 4c17184a..32b6358e 100644
--- a/doxia-tools/pom.xml
+++ b/doxia-tools/pom.xml
@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>39</version>
+    <version>40-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/maven-extensions/pom.xml b/maven-extensions/pom.xml
index dc6e0869..d9bc7ee9 100644
--- a/maven-extensions/pom.xml
+++ b/maven-extensions/pom.xml
@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>39</version>
+    <version>40-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/maven-plugins/pom.xml b/maven-plugins/pom.xml
index 32cacdb9..b2cd8648 100644
--- a/maven-plugins/pom.xml
+++ b/maven-plugins/pom.xml
@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>39</version>
+    <version>40-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/maven-shared-components/pom.xml b/maven-shared-components/pom.xml
index 5db8c18d..13461fd7 100644
--- a/maven-shared-components/pom.xml
+++ b/maven-shared-components/pom.xml
@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>39</version>
+    <version>40-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/maven-skins/pom.xml b/maven-skins/pom.xml
index ae92609f..bced3e2e 100644
--- a/maven-skins/pom.xml
+++ b/maven-skins/pom.xml
@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>39</version>
+    <version>40-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 028b8fa6..aa9ac4f4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -30,7 +30,7 @@ under the License.
 
   <groupId>org.apache.maven</groupId>
   <artifactId>maven-parent</artifactId>
-  <version>39</version>
+  <version>40-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>Apache Maven</name>
@@ -909,7 +909,7 @@ under the License.
   <scm>
     <connection>scm:git:https://gitbox.apache.org/repos/asf/maven-parent.git</connection>
     <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/maven-parent.git</developerConnection>
-    <tag>maven-parent-39</tag>
+    <tag>maven-parent-38</tag>
     <url>https://github.com/apache/maven-parent/tree/${project.scm.tag}</url>
   </scm>
 
@@ -948,7 +948,7 @@ under the License.
     <!-- don't fail check for some rules that are too hard to enforce (could even be told broken for some)
          and those that are enforced by the formatting checks from spotless -->
     <checkstyle.violation.ignore>ParameterNumber,MethodLength,FileLength</checkstyle.violation.ignore>
-    <project.build.outputTimestamp>2022-12-11T20:07:23Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2022-12-11T20:07:39Z</project.build.outputTimestamp>
   </properties>
 
   <dependencyManagement>