diff --git a/dsBaseRpc/RpcService/BaseMenu/BaseMenuDao/BaseMenuDao.go b/dsBaseRpc/RpcService/BaseMenu/BaseMenuDao/BaseMenuDao.go
index 76b025af..09cc0fde 100644
--- a/dsBaseRpc/RpcService/BaseMenu/BaseMenuDao/BaseMenuDao.go
+++ b/dsBaseRpc/RpcService/BaseMenu/BaseMenuDao/BaseMenuDao.go
@@ -18,6 +18,19 @@ func AddBaseMenu(ms models.TBaseMenu) (int64, error) {
 	return db.Insert(ms)
 }
 
+//获取同一个parentId下的最大排序号
+func GetMaxSortId(parentId string) (int64, error) {
+	sql := `select max(sort_id)+1 as sort_id from t_base_menu where b_use=1 and parent_id=?`
+	list, err := db.SQL(sql, parentId).Query().List()
+	if err != nil {
+		return 0, err
+	}
+	if len(list) == 0 {
+		return 0, errors.New("查询最大排序号时失败！")
+	}
+	return list[0]["sort_id"].(int64), nil
+}
+
 //检查一个菜单编码是不是已存在
 func ExistMenuCode(menuCode string) (bool, error) {
 	sql := `select count(1) as c from t_base_menu where b_use=1 and menu_code=?`
diff --git a/dsBaseRpc/RpcService/BaseMenu/BaseMenuService/BaseMenuService.go b/dsBaseRpc/RpcService/BaseMenu/BaseMenuService/BaseMenuService.go
index 6579707a..a87e1309 100644
--- a/dsBaseRpc/RpcService/BaseMenu/BaseMenuService/BaseMenuService.go
+++ b/dsBaseRpc/RpcService/BaseMenu/BaseMenuService/BaseMenuService.go
@@ -70,7 +70,8 @@ func (s *Rpc) AddBaseMenu(ctx context.Context, in *BaseMenuProto.ModelArg) (*Bas
 	model.MenuCode = in.MenuCode
 	model.MenuUrl = in.MenuUrl
 	model.MenuIcon = in.MenuIcon
-	model.SortId = in.SortId
+	sortId, _ := BaseMenuDao.GetMaxSortId(in.ParentId)
+	model.SortId = int32(sortId)
 	model.BUse = 1
 	//增加
 	_, err = BaseMenuDao.AddBaseMenu(*model)