diff --git a/phive-api/pom.xml b/phive-api/pom.xml
index cd8f8b66..880e1d59 100644
--- a/phive-api/pom.xml
+++ b/phive-api/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.phive</groupId>
     <artifactId>phive-parent-pom</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
   <artifactId>phive-api</artifactId>
   <packaging>bundle</packaging>
diff --git a/phive-result/pom.xml b/phive-result/pom.xml
index 03f84432..7a4c9bd8 100644
--- a/phive-result/pom.xml
+++ b/phive-result/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.phive</groupId>
     <artifactId>phive-parent-pom</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
   <artifactId>phive-result</artifactId>
   <packaging>bundle</packaging>
diff --git a/phive-ves-engine/pom.xml b/phive-ves-engine/pom.xml
index 5af759d6..7f3811e1 100644
--- a/phive-ves-engine/pom.xml
+++ b/phive-ves-engine/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.phive</groupId>
     <artifactId>phive-parent-pom</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
   <artifactId>phive-ves-engine</artifactId>
   <packaging>bundle</packaging>
diff --git a/phive-ves-model/pom.xml b/phive-ves-model/pom.xml
index b203e977..c068c553 100644
--- a/phive-ves-model/pom.xml
+++ b/phive-ves-model/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.phive</groupId>
     <artifactId>phive-parent-pom</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
   <artifactId>phive-ves-model</artifactId>
   <packaging>bundle</packaging>
diff --git a/phive-xml/pom.xml b/phive-xml/pom.xml
index 570a7434..33273842 100644
--- a/phive-xml/pom.xml
+++ b/phive-xml/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.phive</groupId>
     <artifactId>phive-parent-pom</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
   <artifactId>phive-xml</artifactId>
   <packaging>bundle</packaging>
diff --git a/pom.xml b/pom.xml
index c892791a..73b0af1e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   </parent>
   <groupId>com.helger.phive</groupId>
   <artifactId>phive-parent-pom</artifactId>
-  <version>9.1.0</version>
+  <version>9.1.1-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>phive-parent-pom</name>
   <description>Base POM to build phive - the Philip Helger Integrative Validation Engine</description>
@@ -45,7 +45,7 @@
     <connection>scm:git:https://github.com/phax/phive.git</connection>
     <developerConnection>scm:git:https://github.com/phax/phive.git</developerConnection>
     <url>http://github.com/phax/phive</url>
-    <tag>phive-parent-pom-9.1.0</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <organization>