diff --git a/composer.json b/composer.json
index 4c1d566aa..4ec7639f5 100644
--- a/composer.json
+++ b/composer.json
@@ -49,7 +49,7 @@
     "minimum-stability": "dev",
     "extra": {
         "branch-alias": {
-            "dev-master": "1.0.0",
+            "dev-master": "1.0.0-dev",
             "dev-develop": "1.0.0-dev"
         }
     }