diff --git a/flaschengeist/controller/userController.py b/flaschengeist/controller/userController.py
index 3085c97..c912d9c 100644
--- a/flaschengeist/controller/userController.py
+++ b/flaschengeist/controller/userController.py
@@ -80,7 +80,7 @@ def register(data):
             raise BadRequest("Missing required parameters")
     allowed_keys = User().serialize().keys()
     values = {key: value for key, value in data.items() if key in allowed_keys}
-    roles = values.pop("roles", default=[])
+    roles = values.pop("roles", [])
     user = User(**values)
     set_roles(user, roles)