diff --git a/clean-versions.sh b/clean-versions.sh
index 2a2c1f4..9be6247 100755
--- a/clean-versions.sh
+++ b/clean-versions.sh
@@ -3,5 +3,5 @@ time=$(TZ=UTC-8 date +'%Y-%m-%d %H:%M')
 date=$(TZ=UTC-8 date +'%Y-%m-%d %H:%M:%S')（北京时间）
 sed -i "s/! Version:.*/! Version: $time /g" rules-admin.txt url-filter.txt
 sed -i "s/! Last Update:.*/! Last Update: $date /g" rules-admin.txt url-filter.txt
-cat rules-admin.txt |grep -E "^[(\@\@)|(\|\|)][^\/]+\^$" | sort | uniq > dns.txt
+cat rules-admin.txt |grep -E "^((\@\@)|(\|\|))[^\/]+\^$" | sort | uniq > dns.txt
 exit