diff --git a/application/admin/view/auth/admin/add.html b/application/admin/view/auth/admin/add.html
index 9ffc51f5..3223a81d 100644
--- a/application/admin/view/auth/admin/add.html
+++ b/application/admin/view/auth/admin/add.html
@@ -20,7 +20,7 @@
     <div class="form-group">
         <label for="nickname" class="control-label col-xs-12 col-sm-2">{:__('Nickname')}:</label>
         <div class="col-xs-12 col-sm-8">
-            <input type="text" class="form-control" id="nickname" name="row[nickname]" autocomplete="off" value="" data-rule="required;username" />
+            <input type="text" class="form-control" id="nickname" name="row[nickname]" autocomplete="off" value="" data-rule="required" />
         </div>
     </div>
     <div class="form-group">