diff --git a/jnpm/pom.xml b/jnpm/pom.xml
index c4619ab..175f5cf 100644
--- a/jnpm/pom.xml
+++ b/jnpm/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.orienteer.jnpm</groupId>
 		<artifactId>jnpm-parent</artifactId>
-		<version>1.5</version>
+		<version>1.6-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>jnpm</artifactId>
diff --git a/maven/pom.xml b/maven/pom.xml
index 51c790d..2de35ff 100644
--- a/maven/pom.xml
+++ b/maven/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>org.orienteer.jnpm</groupId>
     <artifactId>jnpm-parent</artifactId>
-    <version>1.5</version>
+    <version>1.6-SNAPSHOT</version>
   </parent>
   <artifactId>jnpm-maven-plugin</artifactId>
   <packaging>maven-plugin</packaging>
diff --git a/pom.xml b/pom.xml
index d4e7f82..b471a27 100644
--- a/pom.xml
+++ b/pom.xml
@@ -20,7 +20,7 @@
 	<groupId>org.orienteer.jnpm</groupId>
 	<artifactId>jnpm-parent</artifactId>
 	<packaging>pom</packaging>
-	<version>1.5</version>
+	<version>1.6-SNAPSHOT</version>
         <name>JNPM Parent POM</name>
 	<description>Java Implementation of Node Package Manager (NPM)</description>
 	<url>https://github.com/OrienteerBAP/JNPM</url>
@@ -28,7 +28,7 @@
 	    <url>https://github.com/OrienteerBAP/JNPM</url>
 	    <connection>scm:git:ssh://git@github.com/OrienteerBAP/JNPM.git</connection>
 	    <developerConnection>scm:git:ssh://git@github.com/OrienteerBAP/JNPM.git</developerConnection>
-	    <tag>v1.5</tag>
+	    <tag>HEAD</tag>
 	</scm>
 
 	<issueManagement>