diff --git a/app/Exports/OperationLogExport.php b/app/Exports/OperationLogExport.php
index b9580b2..8caee83 100644
--- a/app/Exports/OperationLogExport.php
+++ b/app/Exports/OperationLogExport.php
@@ -23,7 +23,7 @@ class OperationLogExport implements FromArray, WithHeadings
             'created_at'
         ];
         $actionArr = AdminOperationLog::getActionArr();
-        AdminOperationLog::query()->orderBy('created_at', 'desc')->limit(1000)->select(
+        AdminOperationLog::query()->orderBy('created_at', 'desc')->limit(500)->select(
             $columns
         )->take(1)->each(
             function ($item) use (&$data, &$index, $actionArr) {