diff --git a/Mustang-CLI/pom.xml b/Mustang-CLI/pom.xml
index 2dece6c5..47c0aef9 100644
--- a/Mustang-CLI/pom.xml
+++ b/Mustang-CLI/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.mustangproject</groupId>
         <artifactId>core</artifactId>
-        <version>2.14.0</version>
+        <version>2.15.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>Mustang-CLI</artifactId>
diff --git a/library/pom.xml b/library/pom.xml
index 996ece2b..ee3ff221 100644
--- a/library/pom.xml
+++ b/library/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.mustangproject</groupId>
         <artifactId>core</artifactId>
-        <version>2.14.0</version>
+        <version>2.15.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>library</artifactId>
diff --git a/pom.xml b/pom.xml
index 9801427c..2b8d19fe 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2,7 +2,7 @@
 <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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.mustangproject</groupId>
-    <version>2.14.0</version>
+    <version>2.15.0-SNAPSHOT</version>
 
     <artifactId>core</artifactId>
     <packaging>pom</packaging>
@@ -100,7 +100,7 @@
         <connection>scm:git:https://github.com/ZUGFeRD/mustangproject.git</connection>
         <developerConnection>scm:git:https://github.com/ZUGFeRD/mustangproject.git</developerConnection>
         <url>https://github.com/ZUGFeRD/mustangproject</url>
-      <tag>core-2.14.0</tag>
+      <tag>HEAD</tag>
   </scm>
 
     <distributionManagement>
diff --git a/validator/pom.xml b/validator/pom.xml
index c0b200e4..3c723da4 100644
--- a/validator/pom.xml
+++ b/validator/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.mustangproject</groupId>
         <artifactId>core</artifactId>
-        <version>2.14.0</version>
+        <version>2.15.0-SNAPSHOT</version>
     </parent>
     
     <artifactId>validator</artifactId>