diff --git a/sanguo_portfolio/runner_backtest.py b/sanguo_portfolio/runner_backtest.py
index 65715f2..5f3602f 100644
--- a/sanguo_portfolio/runner_backtest.py
+++ b/sanguo_portfolio/runner_backtest.py
@@ -367,6 +367,10 @@ def run_backtest_json(params: Dict[str, Any]) -> Dict[str, Any]:
         provider_config=params.get("provider_config", "{}"),
         result_file="",  # JSON 模式不写 md
         max_pool=int(params.get("max_pool", 0)),
+        commission_rate=float(params.get("commission_rate", 0.0003)),
+        stamp_duty_rate=float(params.get("stamp_duty_rate", 0.001)),
+        min_commission=float(params.get("min_commission", 5.0)),
+        slippage=float(params.get("slippage", 0.0)),
     )
     raw = run_backtest(args)
 
@@ -525,6 +529,10 @@ def main() -> None:
             "provider": args.provider,
             "provider_config": args.provider_config,
             "max_pool": args.max_pool,
+            "commission_rate": args.commission_rate,
+            "stamp_duty_rate": args.stamp_duty_rate,
+            "min_commission": args.min_commission,
+            "slippage": args.slippage,
         })
         print(json.dumps(result, ensure_ascii=False, default=str))
     else: