diff --git a/openmptcprouter/files/etc/uci-defaults/2010-omr-6in4 b/openmptcprouter/files/etc/uci-defaults/2010-omr-6in4
index 8b0040596..f0be541e4 100755
--- a/openmptcprouter/files/etc/uci-defaults/2010-omr-6in4
+++ b/openmptcprouter/files/etc/uci-defaults/2010-omr-6in4
@@ -12,6 +12,8 @@ if [ "$(uci -q show network | grep omr6in4)" = "" ]; then
 	set network.omr6in4.peeraddr=10.0.0.1
 	set network.omr6in4.gateway=fe80::a00:1
 	commit network
+	add_list firewall.@zone[2].network=6in4
+	commit firewall
 	EOF
 	rm -f /tmp/luci-indexcache
 fi