diff --git a/src/Shentun.Peis.Domain/EntityHelper.cs b/src/Shentun.Peis.Domain/EntityHelper.cs
index 05635f5..ec82ff9 100644
--- a/src/Shentun.Peis.Domain/EntityHelper.cs
+++ b/src/Shentun.Peis.Domain/EntityHelper.cs
@@ -488,8 +488,7 @@ namespace Shentun.Peis
             {
                 foreach (var item in input.ItemList)
                 {
-                    var IdType = entity.Id.GetType();
-                    if (item.Id.Equals(entity.Id))
+                    if (entity.Id.ToString() == item.Id.ToString())
                         entity.DisplayOrder = item.DisplayOrder;
                 }
             }