diff --git a/luci-app-omr-bypass/root/etc/init.d/omr-bypass b/luci-app-omr-bypass/root/etc/init.d/omr-bypass
index 57d81c923..5220f47e2 100755
--- a/luci-app-omr-bypass/root/etc/init.d/omr-bypass
+++ b/luci-app-omr-bypass/root/etc/init.d/omr-bypass
@@ -14,13 +14,18 @@ _add_proto() {
 	if [ "$(dd if=/proc/net/xt_ndpi/proto bs=4096 2> /dev/null | grep $protoname)" = "" ]; then
 		echo "add_custom $protoname" >/proc/net/xt_ndpi/proto
 	fi
+	allurls="$(dd if=/proc/net/xt_ndpi/host_proto bs=4096 2> /dev/null)"
 	hosts="$( uci -q get omr-bypass.$protoname.url )"
 	for url in $hosts; do
-		echo "$protoname:$url" >/proc/net/xt_ndpi/host_proto
+		if [ "$(echo "$allurls" | grep -i ^${protoname}: | grep $url)" = "" ]; then
+			echo "$protoname:$url" >/proc/net/xt_ndpi/host_proto
+		fi
 	done
 	ip="$( uci -q get omr-bypass.$protoname.ip )"
 	for ip in $ips; do
-		echo "$protoname:$ip" >/proc/net/xt_ndpi/ip_proto
+		if [ "$(echo "$allurls" | grep -i ^${protoname}: | grep $ip)" = "" ]; then
+			echo "$protoname:$ip" >/proc/net/xt_ndpi/ip_proto
+		fi
 	done
 }
 
diff --git a/ndpi-netfilter2/Makefile b/ndpi-netfilter2/Makefile
index b74ed75c1..2c0377aa8 100644
--- a/ndpi-netfilter2/Makefile
+++ b/ndpi-netfilter2/Makefile
@@ -11,8 +11,8 @@ include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=ndpi-netfilter2
 PKG_RELEASE:=3
-PKG_REV:=25a5c2e1d619aa2d819b18bed8276b3bd7eb4c5b
-PKG_VERSION:=3.2-$(PKG_REV)
+PKG_REV:=59f295ba86110f2642f76eb967b041c4108fedd5
+PKG_VERSION:=4-$(PKG_REV)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2