diff --git a/app/api/endpoints/order_additional_fee.py b/app/api/endpoints/order_additional_fee.py
index 11c8214..b8cbd2e 100644
--- a/app/api/endpoints/order_additional_fee.py
+++ b/app/api/endpoints/order_additional_fee.py
@@ -145,32 +145,32 @@ async def accept_additional_fee(
 @router.put("/{request_id}", response_model=ResponseModel)
 async def update_additional_fee(
     request_id: int,
-    fee_request: OrderAdditionalFeeUpdate,
+    new_fee_request: OrderAdditionalFeeUpdate,
     db: Session = Depends(get_db),
     current_user: UserDB = Depends(get_deliveryman_user)
 ):
     """更新加价请求"""
     # 获取加价请求
-    fee_request = db.query(OrderAdditionalFeeDB).filter(
+    old_fee_request = db.query(OrderAdditionalFeeDB).filter(
         OrderAdditionalFeeDB.id == request_id
     ).first()
     
-    if not fee_request:
+    if not old_fee_request:
         return error_response(code=404, message="加价请求不存在")
     
     # 检查是否是订单用户
-    if fee_request.deliveryman_id != current_user.userid:
+    if old_fee_request.deliveryman_id != current_user.userid:
         return error_response(code=403, message="您无权处理该加价请求")
     
     # 更新加价请求
-    fee_request.reason = fee_request.reason
-    fee_request.photo_urls = fee_request.photo_urls
-    fee_request.additional_fee_amount = fee_request.additional_fee_amount
+    old_fee_request.reason = new_fee_request.reason
+    old_fee_request.photo_urls = new_fee_request.photo_urls
+    old_fee_request.additional_fee_amount = new_fee_request.additional_fee_amount
     
     try:
         db.commit()
-        db.refresh(fee_request)
-        return success_response(data=OrderAdditionalFeeInfo.model_validate(fee_request))
+        db.refresh(old_fee_request)
+        return success_response(data=OrderAdditionalFeeInfo.model_validate(old_fee_request))
     except Exception as e:
         db.rollback()
         return error_response(code=500, message=f"更新加价请求失败: {str(e)}")
\ No newline at end of file