diff --git a/template/app_admin/admin_setting.html b/template/app_admin/admin_setting.html
index f2e0ea6..15201ec 100644
--- a/template/app_admin/admin_setting.html
+++ b/template/app_admin/admin_setting.html
@@ -275,7 +275,7 @@
                           <input name="attachment_suffix" id="attachment_suffix" class="tagsinput" data-role="tagsinput" value="{% if attachment_suffix != '' %}{{attachment_suffix}}{% endif %}" placeholder="不带.号的格式后缀">
                       </div>
                   </div>
-                  <div class="layui-form-mid layui-word-aux">默认支持.zip文件格式</div>
+                  <div class="layui-form-mid layui-word-aux">默认支持zip文件格式</div>
                 </div>
 
                 <div class="layui-form-item" style="" id="role-user">