diff --git a/archetypes/quickstart/pom.xml b/archetypes/quickstart/pom.xml
index 0a17590..73fbc0d 100644
--- a/archetypes/quickstart/pom.xml
+++ b/archetypes/quickstart/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-archetype-quickstart</artifactId>
diff --git a/pom.xml b/pom.xml
index 513dc93..ef195f9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
 	</parent>
 	<groupId>org.apache.wicket</groupId>
 	<artifactId>wicket-parent</artifactId>
-	<version>9.0.0-M4-SNAPSHOT</version>
+	<version>9.0.0-M4</version>
 	<packaging>pom</packaging>
 	<name>Wicket Parent</name>
 	<description>Wicket is a Java-based open source component web application framework.</description>
@@ -92,7 +92,7 @@
 		<connection>scm:git:http://git-wip-us.apache.org/repos/asf/wicket.git</connection>
 		<developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/wicket.git</developerConnection>
 		<url>http://git-wip-us.apache.org/repos/asf/wicket/repo?p=wicket.git</url>
-		<tag>HEAD</tag>
+		<tag>rel/wicket-9.0.0-M4</tag>
 	</scm>
 	<modules>
 		<!-- wicket-eclipse-settings is separate released -->
@@ -322,7 +322,7 @@
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<!-- It seems there is a bug in Maven (2.2.1 & 3.0.1) and
 				type 'pom' is not properly inherited. I.e. the
 				dependency management doesn't work -->
@@ -331,31 +331,31 @@
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-auth-roles</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-bean-validation</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-cdi</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-core</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-devutils</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
@@ -366,97 +366,97 @@
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-extensions</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-guice</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-ioc</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-jmx</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-native-websocket-core</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-native-websocket-javax</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-request</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-spring</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-util</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket</groupId>
 				<artifactId>wicket-velocity</artifactId>
-				<version>9.0.0-M4-SNAPSHOT</version>
+				<version>9.0.0-M4</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket.experimental.wicket9</groupId>
 				<artifactId>wicket-http2-core</artifactId>
-				<version>0.9-SNAPSHOT</version>
+				<version>0.9</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket.experimental.wicket9</groupId>
 				<artifactId>wicket-http2-jetty</artifactId>
-				<version>0.9-SNAPSHOT</version>
+				<version>0.9</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket.experimental.wicket9</groupId>
 				<artifactId>wicket-http2-servlet4</artifactId>
-				<version>0.9-SNAPSHOT</version>
+				<version>0.9</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket.experimental.wicket9</groupId>
 				<artifactId>wicket-http2-tomcat</artifactId>
-				<version>0.9-SNAPSHOT</version>
+				<version>0.9</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket.experimental.wicket9</groupId>
 				<artifactId>wicket-http2-undertow</artifactId>
-				<version>0.9-SNAPSHOT</version>
+				<version>0.9</version>
 				<type>jar</type>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.wicket.experimental.wicket9</groupId>
 				<artifactId>wicket-metrics</artifactId>
-				<version>0.10-SNAPSHOT</version>
+				<version>0.10</version>
 				<type>jar</type>
 			</dependency>
 
diff --git a/testing/wicket-common-tests/pom.xml b/testing/wicket-common-tests/pom.xml
index 10f19ee..d674e03 100644
--- a/testing/wicket-common-tests/pom.xml
+++ b/testing/wicket-common-tests/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-common-tests</artifactId>
diff --git a/testing/wicket-js-tests/pom.xml b/testing/wicket-js-tests/pom.xml
index dce4abc..68b0d74 100644
--- a/testing/wicket-js-tests/pom.xml
+++ b/testing/wicket-js-tests/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-js-tests</artifactId>
diff --git a/wicket-auth-roles/pom.xml b/wicket-auth-roles/pom.xml
index 041f1da..fa0ba5d 100644
--- a/wicket-auth-roles/pom.xml
+++ b/wicket-auth-roles/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-auth-roles</artifactId>
diff --git a/wicket-bean-validation/pom.xml b/wicket-bean-validation/pom.xml
index d48dd15..6989088 100644
--- a/wicket-bean-validation/pom.xml
+++ b/wicket-bean-validation/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-bean-validation</artifactId>
diff --git a/wicket-cdi/pom.xml b/wicket-cdi/pom.xml
index 1959e1d..e7538fc 100644
--- a/wicket-cdi/pom.xml
+++ b/wicket-cdi/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-cdi</artifactId>
diff --git a/wicket-core/pom.xml b/wicket-core/pom.xml
index 2abae52..257a9c5 100644
--- a/wicket-core/pom.xml
+++ b/wicket-core/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-core</artifactId>
diff --git a/wicket-devutils/pom.xml b/wicket-devutils/pom.xml
index 0bbdbc0..a300220 100644
--- a/wicket-devutils/pom.xml
+++ b/wicket-devutils/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-devutils</artifactId>
diff --git a/wicket-examples/pom.xml b/wicket-examples/pom.xml
index dab4b79..a353587 100644
--- a/wicket-examples/pom.xml
+++ b/wicket-examples/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-examples</artifactId>
diff --git a/wicket-experimental/pom.xml b/wicket-experimental/pom.xml
index 8bad36f..8fc8c7b 100644
--- a/wicket-experimental/pom.xml
+++ b/wicket-experimental/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>org.apache.wicket.experimental.wicket9</groupId>
diff --git a/wicket-experimental/wicket-http2/pom.xml b/wicket-experimental/wicket-http2/pom.xml
index e52a1fa..fb9f12a 100644
--- a/wicket-experimental/wicket-http2/pom.xml
+++ b/wicket-experimental/wicket-http2/pom.xml
@@ -20,11 +20,11 @@
 	<parent>
 		<groupId>org.apache.wicket.experimental.wicket9</groupId>
 		<artifactId>wicket-experimental</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-http2</artifactId>
-	<version>0.9-SNAPSHOT</version>
+	<version>0.9</version>
 	<packaging>pom</packaging>
 	<name>Wicket Http/2</name>
 	<description>
diff --git a/wicket-experimental/wicket-http2/wicket-http2-core/pom.xml b/wicket-experimental/wicket-http2/wicket-http2-core/pom.xml
index 82826cb..ce5321f 100644
--- a/wicket-experimental/wicket-http2/wicket-http2-core/pom.xml
+++ b/wicket-experimental/wicket-http2/wicket-http2-core/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket.experimental.wicket9</groupId>
 		<artifactId>wicket-http2</artifactId>
-		<version>0.9-SNAPSHOT</version>
+		<version>0.9</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-http2-core</artifactId>
diff --git a/wicket-experimental/wicket-http2/wicket-http2-jetty/pom.xml b/wicket-experimental/wicket-http2/wicket-http2-jetty/pom.xml
index e81769a..fe809e5 100644
--- a/wicket-experimental/wicket-http2/wicket-http2-jetty/pom.xml
+++ b/wicket-experimental/wicket-http2/wicket-http2-jetty/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket.experimental.wicket9</groupId>
 		<artifactId>wicket-http2</artifactId>
-		<version>0.9-SNAPSHOT</version>
+		<version>0.9</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-http2-jetty</artifactId>
diff --git a/wicket-experimental/wicket-http2/wicket-http2-servlet4/pom.xml b/wicket-experimental/wicket-http2/wicket-http2-servlet4/pom.xml
index c9e73bc3..436ae2d 100644
--- a/wicket-experimental/wicket-http2/wicket-http2-servlet4/pom.xml
+++ b/wicket-experimental/wicket-http2/wicket-http2-servlet4/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket.experimental.wicket9</groupId>
 		<artifactId>wicket-http2</artifactId>
-		<version>0.9-SNAPSHOT</version>
+		<version>0.9</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-http2-servlet4</artifactId>
diff --git a/wicket-experimental/wicket-http2/wicket-http2-tomcat/pom.xml b/wicket-experimental/wicket-http2/wicket-http2-tomcat/pom.xml
index 85caf94..bf73270 100644
--- a/wicket-experimental/wicket-http2/wicket-http2-tomcat/pom.xml
+++ b/wicket-experimental/wicket-http2/wicket-http2-tomcat/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket.experimental.wicket9</groupId>
 		<artifactId>wicket-http2</artifactId>
-		<version>0.9-SNAPSHOT</version>
+		<version>0.9</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-http2-tomcat</artifactId>
diff --git a/wicket-experimental/wicket-http2/wicket-http2-undertow/pom.xml b/wicket-experimental/wicket-http2/wicket-http2-undertow/pom.xml
index fabd674..fe1a6f2 100644
--- a/wicket-experimental/wicket-http2/wicket-http2-undertow/pom.xml
+++ b/wicket-experimental/wicket-http2/wicket-http2-undertow/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket.experimental.wicket9</groupId>
 		<artifactId>wicket-http2</artifactId>
-		<version>0.9-SNAPSHOT</version>
+		<version>0.9</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-http2-undertow</artifactId>
diff --git a/wicket-experimental/wicket-metrics/pom.xml b/wicket-experimental/wicket-metrics/pom.xml
index 4a8c238..5b3d97d 100644
--- a/wicket-experimental/wicket-metrics/pom.xml
+++ b/wicket-experimental/wicket-metrics/pom.xml
@@ -20,11 +20,11 @@
 	<parent>
 		<groupId>org.apache.wicket.experimental.wicket9</groupId>
 		<artifactId>wicket-experimental</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-metrics</artifactId>
-	<version>0.10-SNAPSHOT</version>
+	<version>0.10</version>
 	<packaging>bundle</packaging>
 	<name>Wicket Metrics</name>
 	<description>
diff --git a/wicket-extensions/pom.xml b/wicket-extensions/pom.xml
index b90b67a..afdf964 100644
--- a/wicket-extensions/pom.xml
+++ b/wicket-extensions/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-extensions</artifactId>
diff --git a/wicket-guice/pom.xml b/wicket-guice/pom.xml
index 172dc13..1d9c332 100644
--- a/wicket-guice/pom.xml
+++ b/wicket-guice/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-guice</artifactId>
diff --git a/wicket-ioc/pom.xml b/wicket-ioc/pom.xml
index 07c2b2f..d06dd2d 100644
--- a/wicket-ioc/pom.xml
+++ b/wicket-ioc/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-ioc</artifactId>
diff --git a/wicket-jmx/pom.xml b/wicket-jmx/pom.xml
index 3cb703f..32da731 100644
--- a/wicket-jmx/pom.xml
+++ b/wicket-jmx/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-jmx</artifactId>
diff --git a/wicket-native-websocket/pom.xml b/wicket-native-websocket/pom.xml
index 462f5a4..5ffa406 100644
--- a/wicket-native-websocket/pom.xml
+++ b/wicket-native-websocket/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-native-websocket</artifactId>
diff --git a/wicket-native-websocket/wicket-native-websocket-core/pom.xml b/wicket-native-websocket/wicket-native-websocket-core/pom.xml
index e1d347d..43f1c65 100644
--- a/wicket-native-websocket/wicket-native-websocket-core/pom.xml
+++ b/wicket-native-websocket/wicket-native-websocket-core/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.apache.wicket</groupId>
         <artifactId>wicket-native-websocket</artifactId>
-        <version>9.0.0-M4-SNAPSHOT</version>
+        <version>9.0.0-M4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/wicket-native-websocket/wicket-native-websocket-javax/pom.xml b/wicket-native-websocket/wicket-native-websocket-javax/pom.xml
index 8ff611c..ec08aa4 100644
--- a/wicket-native-websocket/wicket-native-websocket-javax/pom.xml
+++ b/wicket-native-websocket/wicket-native-websocket-javax/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-native-websocket</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-native-websocket-javax</artifactId>
diff --git a/wicket-objectsizeof-agent/pom.xml b/wicket-objectsizeof-agent/pom.xml
index 05d430e..d0a1b06 100644
--- a/wicket-objectsizeof-agent/pom.xml
+++ b/wicket-objectsizeof-agent/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-objectsizeof-agent</artifactId>
diff --git a/wicket-request/pom.xml b/wicket-request/pom.xml
index 67134ae..956d4e3 100755
--- a/wicket-request/pom.xml
+++ b/wicket-request/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>wicket-parent</artifactId>
     <groupId>org.apache.wicket</groupId>
-    <version>9.0.0-M4-SNAPSHOT</version>
+    <version>9.0.0-M4</version>
   </parent>
   <artifactId>wicket-request</artifactId>
   <packaging>bundle</packaging>
diff --git a/wicket-spring/pom.xml b/wicket-spring/pom.xml
index abb9801..02c01b3 100644
--- a/wicket-spring/pom.xml
+++ b/wicket-spring/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-spring</artifactId>
diff --git a/wicket-user-guide/pom.xml b/wicket-user-guide/pom.xml
index 7482167..cbe34dc 100644
--- a/wicket-user-guide/pom.xml
+++ b/wicket-user-guide/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-user-guide</artifactId>
diff --git a/wicket-util/pom.xml b/wicket-util/pom.xml
index f3d464d..1c4e864 100755
--- a/wicket-util/pom.xml
+++ b/wicket-util/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-util</artifactId>
diff --git a/wicket-velocity/pom.xml b/wicket-velocity/pom.xml
index 5b2f99d..507e6bb 100644
--- a/wicket-velocity/pom.xml
+++ b/wicket-velocity/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket-velocity</artifactId>
diff --git a/wicket/pom.xml b/wicket/pom.xml
index 5953d4a..0143788 100644
--- a/wicket/pom.xml
+++ b/wicket/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.apache.wicket</groupId>
 		<artifactId>wicket-parent</artifactId>
-		<version>9.0.0-M4-SNAPSHOT</version>
+		<version>9.0.0-M4</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>wicket</artifactId>