diff --git a/nachrichten-manager-interface/pom.xml b/nachrichten-manager-interface/pom.xml
index 42ba63e3aba59336f88f4219dbe581084af34ffd..6b5d95414794e07b5c5ba55c9b696ebadec874c8 100644
--- a/nachrichten-manager-interface/pom.xml
+++ b/nachrichten-manager-interface/pom.xml
@@ -38,7 +38,7 @@
 
 	<groupId>de.ozgcloud.nachrichten</groupId>
 	<artifactId>nachrichten-manager-interface</artifactId>
-	<version>2.19.0</version>
+	<version>2.20.0-SNAPSHOT</version>
 
 	<name>OZG-Cloud Nachrichten Manager gRPC Interface</name>
 	<description>Interface (gRPC) for Nachrichten Manager</description>
diff --git a/nachrichten-manager-postfach-interface/pom.xml b/nachrichten-manager-postfach-interface/pom.xml
index 290a5bb7af295ce0778dc8fd5f2b1fbdb4fd9b4f..404ea7d87a9ed942bd7de1f0723fcb61792b31b3 100644
--- a/nachrichten-manager-postfach-interface/pom.xml
+++ b/nachrichten-manager-postfach-interface/pom.xml
@@ -31,7 +31,7 @@
     <parent>
         <groupId>de.ozgcloud.nachrichten</groupId>
         <artifactId>nachrichten-manager</artifactId>
-        <version>2.19.0</version>
+        <version>2.20.0-SNAPSHOT</version>
         <relativePath>../</relativePath>
     </parent>
 
diff --git a/nachrichten-manager-server/pom.xml b/nachrichten-manager-server/pom.xml
index a891edb10fed769e6c2807fe3cdf28cfc7c5a1ab..8a3b42b93fb4de6ae64beb109b7b085f1c634a61 100644
--- a/nachrichten-manager-server/pom.xml
+++ b/nachrichten-manager-server/pom.xml
@@ -32,7 +32,7 @@
 	<parent>
 		<groupId>de.ozgcloud.nachrichten</groupId>
 		<artifactId>nachrichten-manager</artifactId>
-		<version>2.19.0</version>
+		<version>2.20.0-SNAPSHOT</version>
 		<relativePath>../</relativePath>
 	</parent>
 
diff --git a/pom.xml b/pom.xml
index 04d978a02b45a9ebddf65ccfa06180aa75fe72b6..de25b72ad40a5e79989f9427c0e4ab3b5a6df89d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -37,7 +37,7 @@
 
 	<groupId>de.ozgcloud.nachrichten</groupId>
 	<artifactId>nachrichten-manager</artifactId>
-	<version>2.19.0</version>
+	<version>2.20.0-SNAPSHOT</version>
 
 	<name>OZG-Cloud Nachrichten Manager</name>
 	<packaging>pom</packaging>