diff --git a/kdb-bot/src/bot_graphql/filter/user_filter.py b/kdb-bot/src/bot_graphql/filter/user_filter.py
index 8b9bdb74..cf1a9bb6 100644
--- a/kdb-bot/src/bot_graphql/filter/user_filter.py
+++ b/kdb-bot/src/bot_graphql/filter/user_filter.py
@@ -33,6 +33,7 @@ class UserFilter(FilterABC):
         self._minecraft_id = None
         self._ontime = None
         self._level: Optional[LevelFilter] = None
+        self._server = None
 
     def from_dict(self, values: dict):
         if "id" in values: