diff --git a/pom.xml b/pom.xml
index 7ae69a0fa2fe51c922844bab7624ca8d413a2bfc..b399fade34b4157c5df9214eef6f35ed1690bf80 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0"?>
 <!--
 
     Copyright (C) 2022 Das Land Schleswig-Holstein vertreten durch den
@@ -28,7 +29,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>de.itvsh.kop</groupId>
 	<artifactId>user-manager</artifactId>
-	<version>1.6.0</version>
+	<version>1.7.0-SNAPSHOT</version>
 
 	<name>User Manager Parent</name>
 	<packaging>pom</packaging>
@@ -86,4 +87,3 @@
 		</snapshotRepository>
 	</distributionManagement>
 </project>
-	
diff --git a/release-startdev.sh b/release-startdev.sh
new file mode 100755
index 0000000000000000000000000000000000000000..5edc5f0ea733a5639b0a296e66a41894adc0f81f
--- /dev/null
+++ b/release-startdev.sh
@@ -0,0 +1,54 @@
+#!/bin/bash
+
+#set -x
+
+if [ "$#" -ne 1 ]; then
+    echo "Aufruf: ozg-release-startdev.sh NEWVERSION"
+    exit 1
+fi
+
+NEWVERSION=$1
+
+echo
+
+# pom.xml:main -> project.version setzen
+# projectname/pom.xml:parent -> project.parent.version setzen
+# projectname/pom.xml:parent,main -> project.parent.version und project.version setzen
+#
+PROJECTS="pom.xml:main 
+          user-manager-interface/pom.xml:main
+          user-manager-server/pom.xml:main
+        "
+
+for PROJECT in $PROJECTS;
+do
+  POMFILE=$(echo $PROJECT | cut -d':' -f1)
+  ACTIONS=$(echo $PROJECT | cut -d':' -f2)
+
+  ## Auf SNAPSHOT Versionen testen
+  if fgrep -q "SNAPSHOT" $POMFILE; then
+    RED='\033[0;31m'
+    NC='\033[0m'
+    echo "${RED}ERROR: Datei "$POMFILE" enthält noch SNAPSHOT Versionen, das sollte hier nicht passieren.${NC}"
+    exit 1
+  fi
+echo $ACTIONS
+  ## Versionen setzen
+  if [[ $ACTIONS == "main" ]] ; then
+    xmlstarlet ed --pf -L -N w="http://maven.apache.org/POM/4.0.0" -u '//w:project/w:version' -v $NEWVERSION $POMFILE
+  fi
+
+  if [[ $ACTIONS == "parent" ]]; then
+    xmlstarlet ed --pf -L -N w="http://maven.apache.org/POM/4.0.0" -u '//w:project/w:parent/w:version' -v $NEWVERSION $POMFILE
+  fi
+done
+
+
+
+echo
+echo "NEXT STEPS:"
+echo "***********"
+echo "Änderungen prüfen"
+echo "git commit -a -m 'start development "$NEWVERSION"'"
+echo "git push"
+
diff --git a/user-manager-interface/pom.xml b/user-manager-interface/pom.xml
index a0ca3499fdcef0117c4c4558c85369ea9de6fac9..d6f31bd128a1a9f5a7486bcc9de0c9089cd1a68d 100644
--- a/user-manager-interface/pom.xml
+++ b/user-manager-interface/pom.xml
@@ -24,19 +24,19 @@
     unter der Lizenz sind dem Lizenztext zu entnehmen.
 
 -->
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
 		<groupId>de.itvsh.kop.common</groupId>
 		<artifactId>kop-common-dependencies</artifactId>
 		<version>1.6.2</version>
-		<relativePath />
+		<relativePath/>
 	</parent>
 
 	<groupId>de.itvsh.kop.user</groupId>
 	<artifactId>user-manager-interface</artifactId>
-	<version>1.6.0</version>
+	<version>1.7.0-SNAPSHOT</version>
 
 	<name>UserManager Interface</name>
 	<description>gRPC Interface for User Manager</description>
@@ -154,4 +154,4 @@
 			<url>https://nexus.ozg-sh.de/repository/ozg-snapshots/</url>
 		</snapshotRepository>
 	</distributionManagement>
-</project>
\ No newline at end of file
+</project>
diff --git a/user-manager-server/pom.xml b/user-manager-server/pom.xml
index 98202031f70cf2e27ab683fb7e736d1df7bd97c0..379c684a44923bd07224cc0a58f034bd3ee51f28 100644
--- a/user-manager-server/pom.xml
+++ b/user-manager-server/pom.xml
@@ -24,12 +24,12 @@
     unter der Lizenz sind dem Lizenztext zu entnehmen.
 
 -->
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>de.itvsh.kop.user</groupId>
 	<artifactId>user-manager-server</artifactId>
-	<version>1.6.0</version>
+	<version>1.7.0-SNAPSHOT</version>
 	<name>User Manager</name>
 
 	<properties>
@@ -429,4 +429,4 @@
 			<url>https://nexus.ozg-sh.de/repository/ozg-snapshots/</url>
 		</snapshotRepository>
 	</distributionManagement>
-</project>
\ No newline at end of file
+</project>