diff --git a/composer.json b/composer.json
index e8994d6..3e1a5bb 100644
--- a/composer.json
+++ b/composer.json
@@ -32,5 +32,10 @@
         "psr-0": {
             "FFMpeg": "src"
         }
+    },
+    "extra": {
+        "branch-alias": {
+            "dev-master": "0.3-dev"
+        }
     }
 }