diff --git a/modello-core/pom.xml b/modello-core/pom.xml
index 1b0f22585..4fffa729e 100644
--- a/modello-core/pom.xml
+++ b/modello-core/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-core</artifactId>
   <name>Modello Core</name>
diff --git a/modello-maven-plugin/pom.xml b/modello-maven-plugin/pom.xml
index 0a842b8f7..cd8d38bd8 100644
--- a/modello-maven-plugin/pom.xml
+++ b/modello-maven-plugin/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
 
   <artifactId>modello-maven-plugin</artifactId>
diff --git a/modello-plugins/modello-plugin-converters/pom.xml b/modello-plugins/modello-plugin-converters/pom.xml
index ab1b8a92f..2bb12ca34 100644
--- a/modello-plugins/modello-plugin-converters/pom.xml
+++ b/modello-plugins/modello-plugin-converters/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-converters</artifactId>
   <name>Modello Model Version Converter Plugin</name>
diff --git a/modello-plugins/modello-plugin-dom4j/pom.xml b/modello-plugins/modello-plugin-dom4j/pom.xml
index 7b1840a1f..332024757 100644
--- a/modello-plugins/modello-plugin-dom4j/pom.xml
+++ b/modello-plugins/modello-plugin-dom4j/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-dom4j</artifactId>
   <name>Modello Dom4J Plugin</name>
diff --git a/modello-plugins/modello-plugin-jackson/pom.xml b/modello-plugins/modello-plugin-jackson/pom.xml
index 37176a36b..ef8c15467 100644
--- a/modello-plugins/modello-plugin-jackson/pom.xml
+++ b/modello-plugins/modello-plugin-jackson/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-jackson</artifactId>
   <name>Modello Jackson Plugin</name>
diff --git a/modello-plugins/modello-plugin-java/pom.xml b/modello-plugins/modello-plugin-java/pom.xml
index 46f5f68b4..d55453a71 100644
--- a/modello-plugins/modello-plugin-java/pom.xml
+++ b/modello-plugins/modello-plugin-java/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-java</artifactId>
   <name>Modello Java Plugin</name>
diff --git a/modello-plugins/modello-plugin-jdom/pom.xml b/modello-plugins/modello-plugin-jdom/pom.xml
index 03e595b75..d8fbbf846 100644
--- a/modello-plugins/modello-plugin-jdom/pom.xml
+++ b/modello-plugins/modello-plugin-jdom/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-jdom</artifactId>
   <name>Modello JDOM Plugin</name>
diff --git a/modello-plugins/modello-plugin-jsonschema/pom.xml b/modello-plugins/modello-plugin-jsonschema/pom.xml
index 263168d16..9eacc91aa 100644
--- a/modello-plugins/modello-plugin-jsonschema/pom.xml
+++ b/modello-plugins/modello-plugin-jsonschema/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-jsonschema</artifactId>
   <name>Modello JSON-Schema Plugin</name>
diff --git a/modello-plugins/modello-plugin-sax/pom.xml b/modello-plugins/modello-plugin-sax/pom.xml
index b9e369126..9e7a1e700 100644
--- a/modello-plugins/modello-plugin-sax/pom.xml
+++ b/modello-plugins/modello-plugin-sax/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-sax</artifactId>
   <name>Modello SAX Plugin</name>
diff --git a/modello-plugins/modello-plugin-snakeyaml/pom.xml b/modello-plugins/modello-plugin-snakeyaml/pom.xml
index dee705517..656a26faa 100644
--- a/modello-plugins/modello-plugin-snakeyaml/pom.xml
+++ b/modello-plugins/modello-plugin-snakeyaml/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-snakeyaml</artifactId>
   <name>Modello SnakeYaml Plugin</name>
diff --git a/modello-plugins/modello-plugin-stax/pom.xml b/modello-plugins/modello-plugin-stax/pom.xml
index cb9ebbfcc..e2d0a6ba7 100644
--- a/modello-plugins/modello-plugin-stax/pom.xml
+++ b/modello-plugins/modello-plugin-stax/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-stax</artifactId>
   <name>Modello StAX Plugin</name>
diff --git a/modello-plugins/modello-plugin-velocity/pom.xml b/modello-plugins/modello-plugin-velocity/pom.xml
index 94ba91729..2c7205fd2 100644
--- a/modello-plugins/modello-plugin-velocity/pom.xml
+++ b/modello-plugins/modello-plugin-velocity/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-velocity</artifactId>
   <name>Modello Velocity Plugin</name>
diff --git a/modello-plugins/modello-plugin-xdoc/pom.xml b/modello-plugins/modello-plugin-xdoc/pom.xml
index b3ffb61d8..30845c88a 100644
--- a/modello-plugins/modello-plugin-xdoc/pom.xml
+++ b/modello-plugins/modello-plugin-xdoc/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-xdoc</artifactId>
   <name>Modello XDOC Plugin</name>
diff --git a/modello-plugins/modello-plugin-xml/pom.xml b/modello-plugins/modello-plugin-xml/pom.xml
index db191a862..d025ab6c1 100644
--- a/modello-plugins/modello-plugin-xml/pom.xml
+++ b/modello-plugins/modello-plugin-xml/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-xml</artifactId>
   <name>Modello XML Plugin</name>
diff --git a/modello-plugins/modello-plugin-xpp3/pom.xml b/modello-plugins/modello-plugin-xpp3/pom.xml
index 01623d033..4114cbdb2 100644
--- a/modello-plugins/modello-plugin-xpp3/pom.xml
+++ b/modello-plugins/modello-plugin-xpp3/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-xpp3</artifactId>
   <name>Modello XPP3 Plugin</name>
diff --git a/modello-plugins/modello-plugin-xsd/pom.xml b/modello-plugins/modello-plugin-xsd/pom.xml
index 8c60113c2..93a8af599 100644
--- a/modello-plugins/modello-plugin-xsd/pom.xml
+++ b/modello-plugins/modello-plugin-xsd/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello-plugins</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugin-xsd</artifactId>
   <name>Modello XSD Plugin</name>
diff --git a/modello-plugins/pom.xml b/modello-plugins/pom.xml
index 2096c1a8a..c9d16a2c0 100644
--- a/modello-plugins/pom.xml
+++ b/modello-plugins/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-plugins</artifactId>
   <packaging>pom</packaging>
diff --git a/modello-test/pom.xml b/modello-test/pom.xml
index 72e402315..bab0e9311 100644
--- a/modello-test/pom.xml
+++ b/modello-test/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.modello</groupId>
     <artifactId>modello</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.4.0</version>
   </parent>
   <artifactId>modello-test</artifactId>
   <name>Modello Test Package</name>
diff --git a/pom.xml b/pom.xml
index f7bbdcf20..02bcc5de0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 
   <groupId>org.codehaus.modello</groupId>
   <artifactId>modello</artifactId>
-  <version>2.3.1-SNAPSHOT</version>
+  <version>2.4.0</version>
   <packaging>pom</packaging>
 
   <name>Modello</name>
@@ -158,7 +158,7 @@
   <scm>
     <connection>${scm.url}</connection>
     <developerConnection>${scm.url}</developerConnection>
-    <tag>modello-2.2.0</tag>
+    <tag>modello-2.4.0</tag>
     <url>https://github.com/codehaus-plexus/modello/tree/${project.scm.tag}/</url>
   </scm>
 
@@ -201,7 +201,7 @@
       ! in the integration tests.
     -->
     <javaVersion>8</javaVersion>
-    <project.build.outputTimestamp>2024-02-17T16:47:41Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2024-05-03T17:45:19Z</project.build.outputTimestamp>
   </properties>
 
   <dependencyManagement>