diff --git a/build-config/pom.xml b/build-config/pom.xml
index 15b985e9d..6c908377c 100644
--- a/build-config/pom.xml
+++ b/build-config/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.3.0.Final</version>
+        <version>1.4.0-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/core-jdk8/pom.xml b/core-jdk8/pom.xml
index c6869612c..63311b595 100644
--- a/core-jdk8/pom.xml
+++ b/core-jdk8/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.3.0.Final</version>
+        <version>1.4.0-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/core/pom.xml b/core/pom.xml
index 8cb0d53e1..c74e0b8bb 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.3.0.Final</version>
+        <version>1.4.0-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/distribution/pom.xml b/distribution/pom.xml
index 5d146521f..b404ed3ce 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.3.0.Final</version>
+        <version>1.4.0-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/documentation/pom.xml b/documentation/pom.xml
index 855a844f8..90c3e0b64 100644
--- a/documentation/pom.xml
+++ b/documentation/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.3.0.Final</version>
+        <version>1.4.0-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/integrationtest/pom.xml b/integrationtest/pom.xml
index 1c8602987..135f7991f 100644
--- a/integrationtest/pom.xml
+++ b/integrationtest/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.3.0.Final</version>
+        <version>1.4.0-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/parent/pom.xml b/parent/pom.xml
index 4dcbfe739..dc28d04ad 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -11,7 +11,7 @@
 
     <groupId>org.mapstruct</groupId>
     <artifactId>mapstruct-parent</artifactId>
-    <version>1.3.0.Final</version>
+    <version>1.4.0-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>MapStruct Parent</name>
@@ -58,7 +58,7 @@
         <connection>scm:git:git://github.com/mapstruct/mapstruct.git</connection>
         <developerConnection>scm:git:git@github.com:mapstruct/mapstruct.git</developerConnection>
         <url>https://github.com/mapstruct/mapstruct/</url>
-      <tag>1.3.0.Final</tag>
+      <tag>HEAD</tag>
   </scm>
 
     <distributionManagement>
diff --git a/pom.xml b/pom.xml
index fa3f71929..f9c649c16 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.3.0.Final</version>
+        <version>1.4.0-SNAPSHOT</version>
         <relativePath>parent/pom.xml</relativePath>
     </parent>
 
@@ -54,7 +54,7 @@
         <connection>scm:git:git://github.com/mapstruct/mapstruct.git</connection>
         <developerConnection>scm:git:git@github.com:mapstruct/mapstruct.git</developerConnection>
         <url>https://github.com/mapstruct/mapstruct/</url>
-        <tag>1.3.0.Final</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <profiles>
diff --git a/processor/pom.xml b/processor/pom.xml
index 53d7d71bb..52d8e7efb 100644
--- a/processor/pom.xml
+++ b/processor/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.3.0.Final</version>
+        <version>1.4.0-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>