diff --git a/plugin-core/pom.xml b/plugin-core/pom.xml
index cc06698..c4ffd25 100644
--- a/plugin-core/pom.xml
+++ b/plugin-core/pom.xml
@@ -2,7 +2,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.synyx.plugin</groupId>
 	<artifactId>plugin-core</artifactId>
-	<version>0.1</version>
+	<version>0.1-SNAPSHOT</version>
 
 	<name>Plugin Core</name>
 	<description>Core plugin infrastructure</description>
@@ -10,7 +10,7 @@
 	<parent>
 		<artifactId>synyx-plugin</artifactId>
 		<groupId>org.synyx.plugin</groupId>
-		<version>0.1</version>
+		<version>0.1-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/plugin-metadata/pom.xml b/plugin-metadata/pom.xml
index 01ad82a..5fd4c12 100644
--- a/plugin-metadata/pom.xml
+++ b/plugin-metadata/pom.xml
@@ -2,7 +2,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.synyx.plugin</groupId>
 	<artifactId>plugin-metadata</artifactId>
-	<version>0.1</version>
+	<version>0.1-SNAPSHOT</version>
 
 	<name>Plugin metadata</name>
 	<description>Extension package for metadata based plugins</description>
@@ -10,7 +10,7 @@
 	<parent>
 		<artifactId>synyx-plugin</artifactId>
 		<groupId>org.synyx.plugin</groupId>
-		<version>0.1</version>
+		<version>0.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/pom.xml b/pom.xml
index 86fc82b..e9135ce 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <artifactId>synyx-plugin</artifactId>
   <packaging>pom</packaging>
   <name>Synyx plugin</name>
-  <version>0.1</version>
+  <version>0.1-SNAPSHOT</version>
   <description>Simple plugin infrastructure</description>
   
   <organization>