diff --git a/pixiv/pixiv.sh b/pixiv/pixiv.sh
index e95b521..b3c0135 100644
--- a/pixiv/pixiv.sh
+++ b/pixiv/pixiv.sh
@@ -389,8 +389,5 @@ done
 next_expected_at=`curl -v https://cronitor.io/api/monitors/$CronitorJobName -u $CronitorKey:''|jq .next_expected_at`
 Request "curl -v -d chat_id=$chat_id -d text=\"以上就是$today日榜前${length}名作品，本次推送完毕，下次推送时间预计是`date -d @$next_expected_at '+%Y-%m-%d %H:%M:%S'`，如有问题请联系管理员。 #date$_today  #日期$_today \" $baseApi/sendMessage"
 
-find -type f  -mtime +7|grep html|xargs rm -f
-find -type f  -mtime +7|grep json|xargs rm -f
-find -type f  -mtime +7|grep webp|xargs rm -f
-find -type f  -mtime +7|grep info|xargs rm -f
+find -type f  -mtime +7 -name "*.webp" -o -name "*.html" -o -name "*.info" -o -name "*.json" -not -name $config_file|xargs rm -f
 DeleteMultipleObjects
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