diff --git a/composer.json b/composer.json
index 5a52b2b4793eace07f8df59323c081878d2e5c9f..2c898d81dbc5e4eca219b98d59a59f76dbea0a1b 100644
--- a/composer.json
+++ b/composer.json
@@ -24,6 +24,9 @@
         "picocms/pico": "self.version"
     },
     "extra": {
-        "installer-name": "default"
+        "installer-name": "default",
+        "branch-alias": {
+            "dev-master": "2.0.x-dev"
+        }
     }
 }