diff --git a/composer.json b/composer.json
index 6a3cacf..9af917d 100644
--- a/composer.json
+++ b/composer.json
@@ -39,7 +39,7 @@
 
     "extra": {
         "branch-alias": {
-            "dev-master": "1.2.x-dev"
+            "dev-master": "1.3.x-dev"
         }
     }
 }