diff --git a/composer.json b/composer.json
index e42129b..da13e40 100644
--- a/composer.json
+++ b/composer.json
@@ -51,7 +51,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "5.0.x-dev"
+            "dev-master": "5.1.x-dev"
         },
         "expose": [
             "client/dist",