diff --git a/core/pom.xml b/core/pom.xml
index 872947c37a..848bb7ec9a 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -7,7 +7,7 @@
    <parent>
       <groupId>org.alfresco</groupId>
       <artifactId>alfresco-community-repo</artifactId>
-      <version>8.420</version>
+      <version>8.421-SNAPSHOT</version>
    </parent>
 
    <dependencies>
diff --git a/data-model/pom.xml b/data-model/pom.xml
index 067a6ef7b6..f7f5016722 100644
--- a/data-model/pom.xml
+++ b/data-model/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/packaging/distribution/pom.xml b/packaging/distribution/pom.xml
index aceaafbc26..002c3da777 100644
--- a/packaging/distribution/pom.xml
+++ b/packaging/distribution/pom.xml
@@ -9,6 +9,6 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo-packaging</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 </project>
diff --git a/packaging/docker-alfresco/pom.xml b/packaging/docker-alfresco/pom.xml
index 5f64ed658d..9ace60252a 100644
--- a/packaging/docker-alfresco/pom.xml
+++ b/packaging/docker-alfresco/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo-packaging</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/packaging/pom.xml b/packaging/pom.xml
index 690d864b1d..f7bffb1d44 100644
--- a/packaging/pom.xml
+++ b/packaging/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <profiles>
diff --git a/packaging/tests/pom.xml b/packaging/tests/pom.xml
index b653a0942e..647962c19e 100644
--- a/packaging/tests/pom.xml
+++ b/packaging/tests/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo-packaging</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <modules>
diff --git a/packaging/tests/tas-cmis/pom.xml b/packaging/tests/tas-cmis/pom.xml
index 780d611c25..46ca998288 100644
--- a/packaging/tests/tas-cmis/pom.xml
+++ b/packaging/tests/tas-cmis/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo-tests</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <developers>
diff --git a/packaging/tests/tas-email/pom.xml b/packaging/tests/tas-email/pom.xml
index b996d200ef..6189193942 100644
--- a/packaging/tests/tas-email/pom.xml
+++ b/packaging/tests/tas-email/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo-tests</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <developers>
diff --git a/packaging/tests/tas-integration/pom.xml b/packaging/tests/tas-integration/pom.xml
index 2046a46bfd..928a293e1a 100644
--- a/packaging/tests/tas-integration/pom.xml
+++ b/packaging/tests/tas-integration/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo-tests</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <developers>
diff --git a/packaging/tests/tas-restapi/pom.xml b/packaging/tests/tas-restapi/pom.xml
index 171ccb1166..0e49f52305 100644
--- a/packaging/tests/tas-restapi/pom.xml
+++ b/packaging/tests/tas-restapi/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo-tests</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <developers>
diff --git a/packaging/tests/tas-webdav/pom.xml b/packaging/tests/tas-webdav/pom.xml
index f9b15d485c..fecd0560de 100644
--- a/packaging/tests/tas-webdav/pom.xml
+++ b/packaging/tests/tas-webdav/pom.xml
@@ -9,7 +9,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo-tests</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <developers>
diff --git a/packaging/war/pom.xml b/packaging/war/pom.xml
index 80748023f3..cac468f7e5 100644
--- a/packaging/war/pom.xml
+++ b/packaging/war/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo-packaging</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pom.xml b/pom.xml
index befdfbfb85..03f6d8eba3 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>
     <artifactId>alfresco-community-repo</artifactId>
-    <version>8.420</version>
+    <version>8.421-SNAPSHOT</version>
     <packaging>pom</packaging>
     <name>Alfresco Community Repo Parent</name>
 
@@ -116,7 +116,7 @@
         <connection>scm:git:https://github.com/Alfresco/alfresco-community-repo.git</connection>
         <developerConnection>scm:git:https://github.com/Alfresco/alfresco-community-repo.git</developerConnection>
         <url>https://github.com/Alfresco/alfresco-community-repo</url>
-        <tag>8.420</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <distributionManagement>
diff --git a/remote-api/pom.xml b/remote-api/pom.xml
index e388d82e0e..cf7c4cc045 100644
--- a/remote-api/pom.xml
+++ b/remote-api/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <dependencies>
diff --git a/repository/pom.xml b/repository/pom.xml
index 90d14c68c8..2574ba721b 100644
--- a/repository/pom.xml
+++ b/repository/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.alfresco</groupId>
         <artifactId>alfresco-community-repo</artifactId>
-        <version>8.420</version>
+        <version>8.421-SNAPSHOT</version>
     </parent>
 
     <dependencies>