diff --git a/ph-ubl-api/pom.xml b/ph-ubl-api/pom.xml
index 9b49d582..fdfdfc1b 100644
--- a/ph-ubl-api/pom.xml
+++ b/ph-ubl-api/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl-api</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl-dian/pom.xml b/ph-ubl-dian/pom.xml
index 2994db53..c2964577 100644
--- a/ph-ubl-dian/pom.xml
+++ b/ph-ubl-dian/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl-dian</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl-eforms/pom.xml b/ph-ubl-eforms/pom.xml
index 3f9b2851..4d96f6c2 100644
--- a/ph-ubl-eforms/pom.xml
+++ b/ph-ubl-eforms/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl-eforms</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl-testfiles/pom.xml b/ph-ubl-testfiles/pom.xml
index 18d62e45..b9f0dff8 100644
--- a/ph-ubl-testfiles/pom.xml
+++ b/ph-ubl-testfiles/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl-testfiles</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl20-codelists/pom.xml b/ph-ubl20-codelists/pom.xml
index 4531862b..4c1f6b35 100644
--- a/ph-ubl20-codelists/pom.xml
+++ b/ph-ubl20-codelists/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl20-codelists</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl20/pom.xml b/ph-ubl20/pom.xml
index 9909bdcd..b1e332b0 100644
--- a/ph-ubl20/pom.xml
+++ b/ph-ubl20/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl20</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl21-codelists/pom.xml b/ph-ubl21-codelists/pom.xml
index 48164191..63fa3e1f 100644
--- a/ph-ubl21-codelists/pom.xml
+++ b/ph-ubl21-codelists/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl21-codelists</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl21/pom.xml b/ph-ubl21/pom.xml
index f86fdf84..eeff6e1d 100644
--- a/ph-ubl21/pom.xml
+++ b/ph-ubl21/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl21</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl22-codelists/pom.xml b/ph-ubl22-codelists/pom.xml
index 2512b1e4..168959e2 100644
--- a/ph-ubl22-codelists/pom.xml
+++ b/ph-ubl22-codelists/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl22-codelists</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl22/pom.xml b/ph-ubl22/pom.xml
index 88ff928d..b41b42b3 100644
--- a/ph-ubl22/pom.xml
+++ b/ph-ubl22/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl22</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl23-codelists/pom.xml b/ph-ubl23-codelists/pom.xml
index cb0338cb..29a04f36 100644
--- a/ph-ubl23-codelists/pom.xml
+++ b/ph-ubl23-codelists/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl23-codelists</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl23/pom.xml b/ph-ubl23/pom.xml
index ebc36c86..078dccbd 100644
--- a/ph-ubl23/pom.xml
+++ b/ph-ubl23/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl23</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl24-codelists/pom.xml b/ph-ubl24-codelists/pom.xml
index eabf3821..d91b9086 100644
--- a/ph-ubl24-codelists/pom.xml
+++ b/ph-ubl24-codelists/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl24-codelists</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubl24/pom.xml b/ph-ubl24/pom.xml
index 282ed23e..cc72ef82 100644
--- a/ph-ubl24/pom.xml
+++ b/ph-ubl24/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubl24</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ublpe/pom.xml b/ph-ublpe/pom.xml
index 785786fb..33d7bea9 100644
--- a/ph-ublpe/pom.xml
+++ b/ph-ublpe/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ublpe</artifactId>
   <packaging>bundle</packaging>
diff --git a/ph-ubltr/pom.xml b/ph-ubltr/pom.xml
index efc1385c..f6c25575 100644
--- a/ph-ubltr/pom.xml
+++ b/ph-ubltr/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>com.helger.ubl</groupId>
     <artifactId>ph-ubl-parent-pom</artifactId>
-    <version>9.0.0</version>
+    <version>9.0.1-SNAPSHOT</version>
   </parent>
   <artifactId>ph-ubltr</artifactId>
   <packaging>bundle</packaging>
diff --git a/pom.xml b/pom.xml
index 29f5a200..b3617bb5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   </parent>
   <groupId>com.helger.ubl</groupId>
   <artifactId>ph-ubl-parent-pom</artifactId>
-  <version>9.0.0</version>
+  <version>9.0.1-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>ph-ubl-parent-pom</name>
   <description>Base POM to build the ph-ubl projects</description>
@@ -45,7 +45,7 @@
     <connection>scm:git:https://github.com/phax/ph-ubl.git</connection>
     <developerConnection>scm:git:https://github.com/phax/ph-ubl.git</developerConnection>
     <url>https://github.com/phax/ph-ubl</url>
-    <tag>ph-ubl-parent-pom-9.0.0</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <organization>