diff --git a/plc-core/pom.xml b/plc-core/pom.xml
index 58c1c99..4efbb59 100644
--- a/plc-core/pom.xml
+++ b/plc-core/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>li.strolch</groupId>
         <artifactId>strolch-plc</artifactId>
-        <version>2.1.0</version>
+        <version>2.1.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/plc-gw-client/pom.xml b/plc-gw-client/pom.xml
index 49b0313..d967db9 100644
--- a/plc-gw-client/pom.xml
+++ b/plc-gw-client/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>strolch-plc</artifactId>
         <groupId>li.strolch</groupId>
-        <version>2.1.0</version>
+        <version>2.1.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/plc-gw-server/pom.xml b/plc-gw-server/pom.xml
index 65afd9b..4cab559 100644
--- a/plc-gw-server/pom.xml
+++ b/plc-gw-server/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>strolch-plc</artifactId>
         <groupId>li.strolch</groupId>
-        <version>2.1.0</version>
+        <version>2.1.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/plc-model/pom.xml b/plc-model/pom.xml
index 4bb810c..ef29812 100644
--- a/plc-model/pom.xml
+++ b/plc-model/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>strolch-plc</artifactId>
         <groupId>li.strolch</groupId>
-        <version>2.1.0</version>
+        <version>2.1.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/plc-rest/pom.xml b/plc-rest/pom.xml
index 31b0b3c..9b4ce30 100644
--- a/plc-rest/pom.xml
+++ b/plc-rest/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>li.strolch</groupId>
         <artifactId>strolch-plc</artifactId>
-        <version>2.1.0</version>
+        <version>2.1.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/plc-util/pom.xml b/plc-util/pom.xml
index faa7ad2..96e1e13 100644
--- a/plc-util/pom.xml
+++ b/plc-util/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>li.strolch</groupId>
         <artifactId>strolch-plc</artifactId>
-        <version>2.1.0</version>
+        <version>2.1.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/pom.xml b/pom.xml
index 102a47e..a70e65f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>li.strolch</groupId>
     <artifactId>strolch-plc</artifactId>
-    <version>2.1.0</version>
+    <version>2.1.0-SNAPSHOT</version>
 
     <name>strolch-plc</name>
     <description>Module build to build strolch-plc</description>
diff --git a/strolch-plc-bom/pom.xml b/strolch-plc-bom/pom.xml
index 21bfff2..4c5a48c 100644
--- a/strolch-plc-bom/pom.xml
+++ b/strolch-plc-bom/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>li.strolch</groupId>
         <artifactId>strolch-plc</artifactId>
-        <version>2.1.0</version>
+        <version>2.1.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>