diff --git a/Mustang-CLI/pom.xml b/Mustang-CLI/pom.xml
index 0d1cde8c..16ce4e74 100644
--- a/Mustang-CLI/pom.xml
+++ b/Mustang-CLI/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.mustangproject</groupId>
         <artifactId>core</artifactId>
-        <version>2.20.1-SNAPSHOT</version>
+        <version>2.21.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>Mustang-CLI</artifactId>
diff --git a/library/pom.xml b/library/pom.xml
index 1d6ae617..f8fa7906 100644
--- a/library/pom.xml
+++ b/library/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.mustangproject</groupId>
         <artifactId>core</artifactId>
-        <version>2.20.1-SNAPSHOT</version>
+        <version>2.21.0</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
@@ -18,7 +18,7 @@
         <connection>scm:git:https://github.com/ZUGFeRD/mustangproject.git</connection>
         <developerConnection>scm:git:https://github.com/ZUGFeRD/mustangproject.git</developerConnection>
         <url>https://github.com/ZUGFeRD/mustangproject</url>
-        <tag>core-2.3.2</tag>
+        <tag>core-2.21.0</tag>
     </scm>
     <repositories>
         <repository><!-- for jargs -->
diff --git a/pom.xml b/pom.xml
index f7a14780..f3e9321e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.mustangproject</groupId>
     <artifactId>core</artifactId>
-    <version>2.20.1-SNAPSHOT</version>
+    <version>2.21.0</version>
     <packaging>pom</packaging>
     <name>Mustang</name>
 
@@ -20,7 +20,7 @@
         <connection>scm:git:git://github.com/dexecutor/dependent-tasks-executor.git</connection>
         <developerConnection>scm:git:git@github.com:dexecutor/dexecutor.git</developerConnection>
         <url>https://github.com/dexecutor/dependent-tasks-executor</url>
-        <tag>core-2.3.2</tag>
+        <tag>core-2.21.0</tag>
     </scm>
 
     <properties>
diff --git a/validator/pom.xml b/validator/pom.xml
index 26bfe8a9..80a6504f 100644
--- a/validator/pom.xml
+++ b/validator/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.mustangproject</groupId>
         <artifactId>core</artifactId>
-        <version>2.20.1-SNAPSHOT</version>
+        <version>2.21.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>validator</artifactId>