diff --git a/composer.json b/composer.json
index a2961007d7..388fff70d0 100644
--- a/composer.json
+++ b/composer.json
@@ -66,5 +66,7 @@
         ]
     },
     "minimum-stability": "dev",
-    "version": "3.4.x-dev"
+    "extra": {
+        "branch-version": "3.4-dev"
+    }
 }