diff --git a/maven-plugin-annotations/pom.xml b/maven-plugin-annotations/pom.xml
index da11552..974c72a 100644
--- a/maven-plugin-annotations/pom.xml
+++ b/maven-plugin-annotations/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>maven-plugin-tools</artifactId>
     <groupId>org.apache.maven.plugin-tools</groupId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin-annotations</artifactId>
diff --git a/maven-plugin-plugin/pom.xml b/maven-plugin-plugin/pom.xml
index e1e3a44..2684963 100644
--- a/maven-plugin-plugin/pom.xml
+++ b/maven-plugin-plugin/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>maven-plugin-tools</artifactId>
     <groupId>org.apache.maven.plugin-tools</groupId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <groupId>org.apache.maven.plugins</groupId>
diff --git a/maven-plugin-tools-annotations/pom.xml b/maven-plugin-tools-annotations/pom.xml
index 587c501..89bf43f 100644
--- a/maven-plugin-tools-annotations/pom.xml
+++ b/maven-plugin-tools-annotations/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-plugin-tools</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin-tools-annotations</artifactId>
diff --git a/maven-plugin-tools-api/pom.xml b/maven-plugin-tools-api/pom.xml
index 3114234..c77dad9 100644
--- a/maven-plugin-tools-api/pom.xml
+++ b/maven-plugin-tools-api/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-plugin-tools</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin-tools-api</artifactId>
diff --git a/maven-plugin-tools-generators/pom.xml b/maven-plugin-tools-generators/pom.xml
index 8ca4031..bbf719b 100644
--- a/maven-plugin-tools-generators/pom.xml
+++ b/maven-plugin-tools-generators/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-plugin-tools</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin-tools-generators</artifactId>
diff --git a/maven-plugin-tools-java/pom.xml b/maven-plugin-tools-java/pom.xml
index 97cd0fc..9083285 100644
--- a/maven-plugin-tools-java/pom.xml
+++ b/maven-plugin-tools-java/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-plugin-tools</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin-tools-java</artifactId>
diff --git a/maven-plugin-tools-javadoc/pom.xml b/maven-plugin-tools-javadoc/pom.xml
index ecbc882..1fdf7dd 100644
--- a/maven-plugin-tools-javadoc/pom.xml
+++ b/maven-plugin-tools-javadoc/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-plugin-tools</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin-tools-javadoc</artifactId>
diff --git a/maven-script/maven-plugin-tools-ant/pom.xml b/maven-script/maven-plugin-tools-ant/pom.xml
index 2b02e90..44bc054 100644
--- a/maven-script/maven-plugin-tools-ant/pom.xml
+++ b/maven-script/maven-plugin-tools-ant/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-script</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin-tools-ant</artifactId>
diff --git a/maven-script/maven-plugin-tools-beanshell/pom.xml b/maven-script/maven-plugin-tools-beanshell/pom.xml
index a3adb9e..e523098 100644
--- a/maven-script/maven-plugin-tools-beanshell/pom.xml
+++ b/maven-script/maven-plugin-tools-beanshell/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-script</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin-tools-beanshell</artifactId>
diff --git a/maven-script/maven-plugin-tools-model/pom.xml b/maven-script/maven-plugin-tools-model/pom.xml
index 649deb9..3056029 100644
--- a/maven-script/maven-plugin-tools-model/pom.xml
+++ b/maven-script/maven-plugin-tools-model/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-script</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-plugin-tools-model</artifactId>
diff --git a/maven-script/maven-script-ant/pom.xml b/maven-script/maven-script-ant/pom.xml
index a8e673e..9dc6157 100644
--- a/maven-script/maven-script-ant/pom.xml
+++ b/maven-script/maven-script-ant/pom.xml
@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-script</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-script-ant</artifactId>
diff --git a/maven-script/maven-script-beanshell/pom.xml b/maven-script/maven-script-beanshell/pom.xml
index c0c87b8..a40501c 100644
--- a/maven-script/maven-script-beanshell/pom.xml
+++ b/maven-script/maven-script-beanshell/pom.xml
@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-script</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-script-beanshell</artifactId>
diff --git a/maven-script/pom.xml b/maven-script/pom.xml
index b2b5f90..c5eada6 100644
--- a/maven-script/pom.xml
+++ b/maven-script/pom.xml
@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven.plugin-tools</groupId>
     <artifactId>maven-plugin-tools</artifactId>
-    <version>3.6-SNAPSHOT</version>
+    <version>3.5.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>maven-script</artifactId>
diff --git a/pom.xml b/pom.xml
index ce3845f..1b9c172 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
 
   <groupId>org.apache.maven.plugin-tools</groupId>
   <artifactId>maven-plugin-tools</artifactId>
-  <version>3.6-SNAPSHOT</version>
+  <version>3.5.1-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>Maven Plugin Tools</name>