diff --git a/Api/Dilon.Core/Entity/SysMenu.cs b/Api/Dilon.Core/Entity/SysMenu.cs
index bb91f27..9f2c1c9 100644
--- a/Api/Dilon.Core/Entity/SysMenu.cs
+++ b/Api/Dilon.Core/Entity/SysMenu.cs
@@ -16,7 +16,7 @@ namespace Dilon.Core
         /// </summary>
         [Comment("父Id")]
         [Column("父Id", TypeName = "varchar(36)")]
-        public long Pid { get; set; }
+        public string Pid { get; set; }
 
         /// <summary>
         /// 父Ids