diff --git a/server/Server.py b/server/Server.py
index 5af7b83..be9205a 100644
--- a/server/Server.py
+++ b/server/Server.py
@@ -158,5 +158,5 @@ class Server:
     self._delete_game_board(game_state)
 
   def _cleanup_database(self):
-    storage = StorageLoader.build(self.storage_type)
+    storage = StorageLoader.build(self.storage_type)()
     return jsonify(storage.cleanup())