diff --git a/pkg/base_info/friend_api_struct.go b/pkg/base_info/friend_api_struct.go
index a45e7ccfa..ba1290a44 100644
--- a/pkg/base_info/friend_api_struct.go
+++ b/pkg/base_info/friend_api_struct.go
@@ -35,7 +35,7 @@ type AddFriendResp struct {
 
 type AddFriendResponseReq struct {
 	ParamsCommFriend
-	Flag      int32  `json:"flag" binding:"required"`
+	Flag      int32  `json:"flag" binding:"required, oneof=-1 1"`
 	HandleMsg string `json:"handleMsg"`
 }
 type AddFriendResponseResp struct {