diff --git a/composer.json b/composer.json
index a14fc6a..96f3452 100644
--- a/composer.json
+++ b/composer.json
@@ -19,5 +19,10 @@
         "psr-4": {
             "Opdavies\\GmailFilterBuilder\\": "src/"
         }
+    },
+    "extra": {
+        "branch-alias": {
+            "dev-master": "2.0-dev"
+        }
     }
 }