diff --git a/composer.json b/composer.json
index 35c246e..7c845f2 100644
--- a/composer.json
+++ b/composer.json
@@ -18,5 +18,10 @@
         "php": ">=5.6.0",
         "symfony/validator": "2.*",
         "deblan/csv": "dev-master"
+    },
+	"extra": {
+        "branch-alias": {
+            "dev-master": "1.0-dev"
+        }
     }
 }