diff --git a/taptap/collect_mongodb.py b/taptap/collect_mongodb.py
index f8bc94f..4901da1 100644
--- a/taptap/collect_mongodb.py
+++ b/taptap/collect_mongodb.py
@@ -127,7 +127,6 @@ class CollectMongo():
                     elif isinstance(line[key], (list, tuple, dict)):
                         line[key] = json.dumps(line[key])
 
-                line['gameid'] = self.gameid
                 line['account_id'] = str(line['object_id'])
 
                 try: