diff --git a/composer.json b/composer.json
index 058bd8f..cf28d12 100644
--- a/composer.json
+++ b/composer.json
@@ -24,6 +24,9 @@
         "composer/installers": "~1.0"
     },
     "extra": {
-        "installer-name": "default"
+        "installer-name": "default",
+        "branch-alias": {
+            "dev-master": "2.0-dev"
+        }
     }
 }