diff --git a/composer.json b/composer.json
index 6a5044790..098f8ce7c 100644
--- a/composer.json
+++ b/composer.json
@@ -56,5 +56,10 @@
         "symfony/twig-bundle": "^2.7|^3.1",
         "symfony/web-profiler-bundle": "^2.7|^3.1",
         "symfony/yaml": "^2.7|^3.1"
+    },
+    "extra": {
+        "branch-alias": {
+            "dev-master": "0.7-dev"
+        }
     }
 }