diff --git a/src/Symfony/Component/Notifier/Bridge/Firebase/composer.json b/src/Symfony/Component/Notifier/Bridge/Firebase/composer.json
index bb85f9978c..1875012eea 100644
--- a/src/Symfony/Component/Notifier/Bridge/Firebase/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/Firebase/composer.json
@@ -29,7 +29,7 @@
     "minimum-stability": "dev",
     "extra": {
         "branch-alias": {
-            "dev-master": "5.0-dev"
+            "dev-master": "5.1-dev"
         }
     }
 }