diff --git a/composer.json b/composer.json
index 5a33e2aba9ec37a5743000d05bec4882dd1e1364..8584adbb68504c08f7b7ef2a607c58388d4f377f 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,7 @@
     "minimum-stability": "dev",
     "extra": {
         "branch-alias": {
-            "dev-master": "6.1-dev"
+            "dev-master": "6.0-dev"
         }
     }
 }