diff --git a/application/admin/view/config.file.html b/application/admin/view/config.file.html
index 3e3cbeb20..e9d54b99e 100644
--- a/application/admin/view/config.file.html
+++ b/application/admin/view/config.file.html
@@ -2,7 +2,7 @@
 
 {block name="content"}
 <div class="row">
-    <div class="col-lg-6">
+    <div class="col-lg-12">
         <form class=" layui-form" data-auto="" method="post">
             <fieldset class="layui-elem-field layui-box">
                 <legend>文件存储</legend>