diff --git a/luci-app-mosdns/root/etc/mosdns/rule/greylist.txt b/luci-app-mosdns/root/etc/mosdns/rule/greylist.txt
index 8c956fc..e69de29 100644
--- a/luci-app-mosdns/root/etc/mosdns/rule/greylist.txt
+++ b/luci-app-mosdns/root/etc/mosdns/rule/greylist.txt
@@ -1,3 +0,0 @@
-domain:github.com
-regexp:.+\.google\.com$
-regexp:.+\.youtube\.com$