diff --git a/lib/sim/hooks.py b/lib/sim/hooks.py
index df999e5..f677093 100644
--- a/lib/sim/hooks.py
+++ b/lib/sim/hooks.py
@@ -431,11 +431,12 @@ def patch_options_cfg(cfg: dict[str, Any]) -> dict[str, Any]:
 
     live_pending = cfg.get("fetch_option_pending_orders")
 
-    def fetch_option_pending_orders(ex, **kwargs):
+    def fetch_option_pending_orders(ex, inst_id=None, **kwargs):
+        # 调用方多为 (ex, inst_id) 位置参数, 不可只收 **kwargs
         if is_sim_mode(get_db):
             return []
         if callable(live_pending):
-            return live_pending(ex, **kwargs)
+            return live_pending(ex, inst_id)
         return []
 
     if "fetch_option_pending_orders" in cfg: