diff --git a/modules/common/Sanhe.Abp.Wrapper/Sanhe/Abp/Wrapper/ExceptionWrapHandlerFactory.cs b/modules/common/Sanhe.Abp.Wrapper/Sanhe/Abp/Wrapper/ExceptionWrapHandlerFactory.cs
index eb1ea3b..47e5929 100644
--- a/modules/common/Sanhe.Abp.Wrapper/Sanhe/Abp/Wrapper/ExceptionWrapHandlerFactory.cs
+++ b/modules/common/Sanhe.Abp.Wrapper/Sanhe/Abp/Wrapper/ExceptionWrapHandlerFactory.cs
@@ -1,7 +1,4 @@
 using Microsoft.Extensions.Options;
-using System;
-using System.Collections.Generic;
-using System.Text;
 using Volo.Abp.DependencyInjection;
 
 namespace Sanhe.Abp.Wrapper;