diff --git a/composer.json b/composer.json
index 6b8411c..f66a01b 100644
--- a/composer.json
+++ b/composer.json
@@ -52,10 +52,5 @@
             "@test:types",
             "@test:unit"
         ]
-    },
-    "extra": {
-        "branch-alias": {
-            "dev-master": "1.x-dev"
-        }
     }
 }