diff --git a/autoinstall/2.x/autoinstall.sh b/autoinstall/2.x/autoinstall.sh
index 94870e9..0534d03 100755
--- a/autoinstall/2.x/autoinstall.sh
+++ b/autoinstall/2.x/autoinstall.sh
@@ -10,7 +10,7 @@ LUCI_APP=1
 HTTPS_DNS_PROXY=1
 
 OWRT_VERSION="current"
-RUAB_VERSION="2.1.4-r2"
+RUAB_VERSION="2.1.4-r3"
 RUAB_MOD_LUA_VERSION="2.1.4-r1"
 RUAB_LUCI_APP_VERSION="2.1.4-r1"
 BASE_URL="https://raw.githubusercontent.com/gSpotx2f/packages-openwrt/master"
diff --git a/ruantiblock/Makefile b/ruantiblock/Makefile
index 32f2ea9..d6bf160 100644
--- a/ruantiblock/Makefile
+++ b/ruantiblock/Makefile
@@ -6,7 +6,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ruantiblock
 PKG_VERSION:=2.1.4
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 PKG_MAINTAINER:=gSpot <https://github.com/gSpotx2f/ruantiblock_openwrt>
 
 include $(INCLUDE_DIR)/package.mk
diff --git a/ruantiblock/files/etc/init.d/ruantiblock b/ruantiblock/files/etc/init.d/ruantiblock
index ca27be5..ff0bc48 100755
--- a/ruantiblock/files/etc/init.d/ruantiblock
+++ b/ruantiblock/files/etc/init.d/ruantiblock
@@ -13,20 +13,20 @@ get_dnsmasq_confdir() {
 		printf "${VAR_DIR}/dnsmasq.d"
 		return 0
 	else
-		_first_instance_dir=`ubus call service list | jsonfilter -e "VAR=$.dnsmasq.instances.*.mount" | awk -v CUR_DIR="$_current_dir" '
+		_first_instance_dir=$(ubus call service list | jsonfilter -e "VAR=$.dnsmasq.instances.*.mount" | awk -v CUR_DIR="$_current_dir" '
 			BEGIN {
 				RS = " ";
 			}
 			{
 				sub("VAR=", "", $0);
-				gsub(/[\047,\134,\073]/, "", $0);
+				gsub(/[\047,\073,\\]/, "", $0);
 				if($0 ~ /^\/tmp\/dnsmasq\./ && !($0 in a)) {
 					a[length(a)] = $0;
 				};
 			}
 			END {
 				print (CUR_DIR in a) ? CUR_DIR : a[0];
-			}'`
+			}')
 		if [ -n "$_first_instance_dir" ]; then
 			printf "$_first_instance_dir"
 			return 0
@@ -40,7 +40,7 @@ start() {
 	config_load $APP_NAME
 	config_get _update_at_startup config update_at_startup
 	config_get _dnsmasq_confdir_cur config dnsmasq_confdir ""
-	_dnsmasq_confdir=`get_dnsmasq_confdir "$_dnsmasq_confdir_cur"`
+	_dnsmasq_confdir=$(get_dnsmasq_confdir "$_dnsmasq_confdir_cur")
 	if [ $? -eq 0 -a -n "$_dnsmasq_confdir" ]; then
 		if [ "$_dnsmasq_confdir" != "$_dnsmasq_confdir_cur" ]; then
 			uci set "${APP_NAME}.config.dnsmasq_confdir"="$_dnsmasq_confdir"