diff --git a/Mustang-CLI/pom.xml b/Mustang-CLI/pom.xml
index 77b79394..ad5cb997 100644
--- a/Mustang-CLI/pom.xml
+++ b/Mustang-CLI/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.mustangproject</groupId>
         <artifactId>core</artifactId>
-        <version>2.17.0-SNAPSHOT</version>
+        <version>2.16.5-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.mustangproject</groupId>
diff --git a/library/pom.xml b/library/pom.xml
index f9745ed8..2e620a88 100644
--- a/library/pom.xml
+++ b/library/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.mustangproject</groupId>
         <artifactId>core</artifactId>
-        <version>2.17.0-SNAPSHOT</version>
+        <version>2.16.5-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/validator/pom.xml b/validator/pom.xml
index bce750a1..9a6ebe82 100644
--- a/validator/pom.xml
+++ b/validator/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.mustangproject</groupId>
         <artifactId>core</artifactId>
-        <version>2.17.0-SNAPSHOT</version>
+        <version>2.16.5-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.mustangproject</groupId>