diff --git a/platformapi/mtwmapi/retail.go b/platformapi/mtwmapi/retail.go
index bf1f4bcd..71c1e1a1 100644
--- a/platformapi/mtwmapi/retail.go
+++ b/platformapi/mtwmapi/retail.go
@@ -108,7 +108,7 @@ type AppFoodResult struct {
 }
 
 type AppFoodResult4SellStatus struct {
-	AppFoodCode string `json:"appFoodCode"`
+	AppFoodCode string `json:"app_food_code"` // 印象里一开始是appFoodCode，还专门问过美团（https://developer.waimai.meituan.com/home/myquestionDetail/6566），但现在这个又变成app_food_code了。。。
 	Msg         string `json:"msg"`
 }