diff --git a/app/admin/controller/File.php b/app/admin/controller/File.php
index 87202286a..ad4bc5693 100644
--- a/app/admin/controller/File.php
+++ b/app/admin/controller/File.php
@@ -110,7 +110,7 @@ class File extends Controller
     {
         $map = ['issafe' => 0, 'uuid' => AdminService::getUserId()];
         $subQuery = SystemFile::mk()->fieldRaw('MAX(id) AS id')->where($map)->group('type, xkey')->buildSql();
-        SystemFile::mk()->where($map)->whereRaw("id NOT IN ({$subQuery})")->delete();
+        SystemFile::mk()->where($map)->whereRaw("id NOT IN (SELECT id FROM ({$subQuery}) AS file_table)")->delete();
         $this->success('清理重复文件成功！');
     }
 }
\ No newline at end of file