diff --git a/platformapi/mtpsapi/mtpsapi.go b/platformapi/mtpsapi/mtpsapi.go
index c7861b0d..4f525ebc 100644
--- a/platformapi/mtpsapi/mtpsapi.go
+++ b/platformapi/mtpsapi/mtpsapi.go
@@ -294,7 +294,7 @@ func (a *API) result2OrderResponse(result *ResponseResult) (order *OrderResponse
 	order.MtPeisongID = result.Data["mt_peisong_id"].(string)
 	order.DeliveryID = utils.MustInterface2Int64(result.Data["delivery_id"])
 	order.OrderID = result.Data["order_id"].(string)
-	order.DeliveryFee = utils.MustInterface2Float64(result.Data["delivery_fee"])
+	order.DeliveryFee = result.Data["delivery_fee"].(float64)
 	return order
 }
 
@@ -314,7 +314,7 @@ func (a *API) CreateOrderByShop(basicParams *CreateOrderByShopParam, addParams m
 	}
 }
 
-// 获取美团订单费用
+// 创建订单
 func (a *API) CreateOrderByShop2(basicParams *CreateOrderByShopParam) (order *OrderResponse, err error) {
 	params := utils.Struct2MapByJson(basicParams)
 	if basicParams.OrderType != OrderTypeBook {