diff --git a/jsprit-analysis/pom.xml b/jsprit-analysis/pom.xml
index ba381829..afb0be4e 100644
--- a/jsprit-analysis/pom.xml
+++ b/jsprit-analysis/pom.xml
@@ -22,11 +22,10 @@
   <parent>
   	<groupId>jsprit</groupId>
   	<artifactId>jsprit</artifactId>
-  	<version>q</version>
+  	<version>0.0.5-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>jsprit-analysis</artifactId>
-  <version>0.0.5</version>
  <packaging>jar</packaging>
   
   <dependencies>
diff --git a/jsprit-core/pom.xml b/jsprit-core/pom.xml
index 44d61352..a3ba09b5 100644
--- a/jsprit-core/pom.xml
+++ b/jsprit-core/pom.xml
@@ -22,11 +22,10 @@
   <parent>
   	<groupId>jsprit</groupId>
   	<artifactId>jsprit</artifactId>
-  	<version>q</version>
+  	<version>0.0.5-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>jsprit-core</artifactId>
-  <version>0.0.5</version>
   <name>jsprit-core</name>
 
   <dependencies>
diff --git a/jsprit-examples/pom.xml b/jsprit-examples/pom.xml
index ab7626f0..357f6531 100644
--- a/jsprit-examples/pom.xml
+++ b/jsprit-examples/pom.xml
@@ -22,12 +22,11 @@
   <parent>
   	<groupId>jsprit</groupId>
   	<artifactId>jsprit</artifactId>
-  	<version>q</version>
+  	<version>0.0.5-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   
   <artifactId>jsprit-examples</artifactId>
-  <version>0.0.5</version>
   
   <dependencies>
   	<dependency>
diff --git a/jsprit-instances/pom.xml b/jsprit-instances/pom.xml
index 0ffaa751..44d5832d 100644
--- a/jsprit-instances/pom.xml
+++ b/jsprit-instances/pom.xml
@@ -22,12 +22,11 @@
   <parent>
   	<groupId>jsprit</groupId>
   	<artifactId>jsprit</artifactId>
-  	<version>q</version>
+  	<version>0.0.5-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
  
   <artifactId>jsprit-instances</artifactId>
-  <version>0.0.5</version>
   <name>jsprit-instances</name>
   
   <packaging>jar</packaging>
diff --git a/pom.xml b/pom.xml
index 3e86924f..3b3c5309 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
   
   <groupId>jsprit</groupId>
   <artifactId>jsprit</artifactId>
-  <version>q</version>
+  <version>0.0.5-SNAPSHOT</version>
   
   <packaging>pom</packaging>
   
@@ -55,7 +55,7 @@
   	<connection>scm:git:git@github.com:jsprit/jsprit.git</connection>
   	<developerConnection>scm:git:https://github.com/jsprit/jsprit.git</developerConnection>
   	<url>http://github.com/jsprit/jsprit/tree/master</url>
-  	<tag>vq</tag>
+  	<tag>HEAD</tag>
   </scm>
   
   <issueManagement>