diff --git a/24Hour/Controllers/Common/CommonController.cs b/24Hour/Controllers/Common/CommonController.cs
index 22a9544..bc2162d 100644
--- a/24Hour/Controllers/Common/CommonController.cs
+++ b/24Hour/Controllers/Common/CommonController.cs
@@ -2740,7 +2740,7 @@ namespace _24Hour.Controllers.Common
 
         #region 文件上传
 
-        private string[] AllowedExtensions = new string[] { ".png", ".jpg", ".jpeg", ".bmp", ".zip" ,".xls",".xlsx"};
+        private string[] AllowedExtensions = new string[] { ".png", ".jpg", ".jpeg", ".bmp", ".zip",".xlsx",".aks"};
         /// <summary>
         /// 文件上传--附件
         /// <param name="file"></param>