diff --git a/install b/install
index bcb9752..acb2154 100644
--- a/install
+++ b/install
@@ -65,7 +65,7 @@ clean_service()
 
 get_systemd_path()
 {
-	service="`systemctl --no-legend| grep .service | head -n 1 | awk '{print $1}'`"
+	service="`systemctl --no-legend| grep '\.service' | head -n 1 | awk '{print $1}'`"
 	SERVICE_PATH="`systemctl show $service | grep FragmentPath | awk -F'=' '{print $2}'`"
 	dirname $SERVICE_PATH
 }
diff --git a/package/openwrt/files/etc/init.d/smartdns b/package/openwrt/files/etc/init.d/smartdns
index c9bab54..c4d1da9 100644
--- a/package/openwrt/files/etc/init.d/smartdns
+++ b/package/openwrt/files/etc/init.d/smartdns
@@ -216,7 +216,7 @@ load_second_server()
 	config_get_bool seconddns_enabled "$section" "seconddns_enabled" "0"
 	[ "$seconddns_enabled" = "0" ] && return
 
-	config_get seconddns_port "$section" "seconddns_port" "7053"
+	config_get seconddns_port "$section" "seconddns_port" "6553"
 
 	config_get_bool seconddns_no_speed_check "$section" "seconddns_no_speed_check" "0"
 	[ "$seconddns_no_speed_check" = "1" ] && ARGS="$ARGS -no-speed-check"