diff --git a/src/Symfony/Contracts/composer.json b/src/Symfony/Contracts/composer.json
index 2f198a0c3b..b01744783f 100644
--- a/src/Symfony/Contracts/composer.json
+++ b/src/Symfony/Contracts/composer.json
@@ -38,7 +38,7 @@
     "minimum-stability": "dev",
     "extra": {
         "branch-alias": {
-            "dev-master": "1.0-dev"
+            "dev-master": "1.1-dev"
         }
     }
 }