diff --git a/src/Plugin/composer.json b/src/Plugin/composer.json
index a6fc4acce..ce7dbaf58 100644
--- a/src/Plugin/composer.json
+++ b/src/Plugin/composer.json
@@ -36,7 +36,7 @@
     "prefer": "dist",
     "extra": {
         "branch-alias": {
-            "dev-master": "4.0-dev"
+            "dev-master": "1.0-dev"
         }
     }
 }