diff --git a/application/admin/controller/system/SystemDatabackup.php b/application/admin/controller/system/SystemDatabackup.php
index 470a4fc4..391fe0fd 100644
--- a/application/admin/controller/system/SystemDatabackup.php
+++ b/application/admin/controller/system/SystemDatabackup.php
@@ -13,14 +13,12 @@ use \tp5er\Backup;
  */
 class SystemDatabackup extends AuthController
 {
+    /**
+     * 数据类表列表
+     */
    public function index(){
-       $config=array(
-           'path'     => './Data/',//数据库备份路径
-           'part'     => 20971520,//数据库备份卷大小
-           'compress' => 0,//数据库备份文件是否启用压缩 0不压缩 1 压缩
-           'level'    => 9 //数据库备份文件压缩级别 1普通 4 一般  9最高
-       );
-       $db= new Backup($config);
+
+       $db= new Backup();
        var_dump($db->dataList());
 //       return $this->fetch('index',['list'=>$db->dataList()]);
 //       return $this->fetch();