diff --git a/composer.json b/composer.json
index 54c6625f2..4f1e052a9 100644
--- a/composer.json
+++ b/composer.json
@@ -19,11 +19,6 @@
 		"php": ">=5.3.2",
 		"composer/installers": "*"
 	},
-	"extra": {
-		"branch-alias": {
-			"dev-master": "3.1.x-dev"
-		}
-	},
 	"autoload": {
 		"classmap": ["tests/behat/features/bootstrap"]	
 	}