diff --git a/trading_system/user_data_stream.py b/trading_system/user_data_stream.py
index e71cebc..a38e657 100644
--- a/trading_system/user_data_stream.py
+++ b/trading_system/user_data_stream.py
@@ -537,7 +537,7 @@ class UserDataStream:
                         sys.path.insert(0, str(backend_path))
                     from database.models import Trade
                     ok, trade_id = Trade.set_exit_order_id_for_open_trade(
-                        symbol, self.account_id, order_id, entry_order_id_hint=None
+                        symbol, self.account_id, order_id, entry_order_id=None
                     )
                     if ok:
                         logger.info(f"UserDataStream: 平仓订单已回写 exit_order_id symbol={symbol!r} orderId={order_id}")