diff --git a/build-config/pom.xml b/build-config/pom.xml
index 3af507f54..01386feb1 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>1.5.5.Final</version>
+        <version>1.5.6-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/core-jdk8/pom.xml b/core-jdk8/pom.xml
index 6035eb6e2..210bdcb7e 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>1.5.5.Final</version>
+        <version>1.5.6-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/core/pom.xml b/core/pom.xml
index 56c271f72..dcaf69d25 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.5.5.Final</version>
+        <version>1.5.6-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/distribution/pom.xml b/distribution/pom.xml
index acc770549..0655d1c1c 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.5.5.Final</version>
+        <version>1.5.6-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/documentation/pom.xml b/documentation/pom.xml
index 0df0b2a83..85b094ae0 100644
--- a/documentation/pom.xml
+++ b/documentation/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.5.5.Final</version>
+        <version>1.5.6-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/integrationtest/pom.xml b/integrationtest/pom.xml
index 1c53374e9..e5b461e61 100644
--- a/integrationtest/pom.xml
+++ b/integrationtest/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.5.5.Final</version>
+        <version>1.5.6-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>
 
diff --git a/parent/pom.xml b/parent/pom.xml
index cd92d5578..3a826570c 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -11,7 +11,7 @@
 
     <groupId>org.mapstruct</groupId>
     <artifactId>mapstruct-parent</artifactId>
-    <version>1.5.5.Final</version>
+    <version>1.5.6-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>MapStruct Parent</name>
@@ -71,7 +71,7 @@
         <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>1.5.5.Final</tag>
+      <tag>1.5.5-SNAPSHOT</tag>
   </scm>
 
     <distributionManagement>
diff --git a/pom.xml b/pom.xml
index e255cecef..26f4b4280 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.5.5.Final</version>
+        <version>1.5.6-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>1.5.5.Final</tag>
+        <tag>1.5.5-SNAPSHOT</tag>
     </scm>
 
     <profiles>
diff --git a/processor/pom.xml b/processor/pom.xml
index 1a1e0e612..4faf82f5e 100644
--- a/processor/pom.xml
+++ b/processor/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.mapstruct</groupId>
         <artifactId>mapstruct-parent</artifactId>
-        <version>1.5.5.Final</version>
+        <version>1.5.6-SNAPSHOT</version>
         <relativePath>../parent/pom.xml</relativePath>
     </parent>