diff --git a/ZR.Model/System/SysMenu.cs b/ZR.Model/System/SysMenu.cs
index 1af655ce..36f53f7a 100644
--- a/ZR.Model/System/SysMenu.cs
+++ b/ZR.Model/System/SysMenu.cs
@@ -13,7 +13,7 @@ namespace ZR.Model.System
         /// 菜单ID
         /// </summary>
         //[Key]//非自动增长主键时使用ExplicitKey
-        [SqlSugar.SugarColumn(IsPrimaryKey = true)]
+        [SqlSugar.SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
         public long menuId { get; set; }
         /// <summary>
         /// 菜单名称