diff --git a/omr-6in4/files/etc/uci-defaults/9010-omr-6in4 b/omr-6in4/files/etc/uci-defaults/9010-omr-6in4
index 459d76db8..2721775aa 100755
--- a/omr-6in4/files/etc/uci-defaults/9010-omr-6in4
+++ b/omr-6in4/files/etc/uci-defaults/9010-omr-6in4
@@ -12,6 +12,12 @@ if [ "$(uci -q show network | grep omr6in4)" = "" ]; then
 	set network.omr6in4.peeraddr=10.255.255.1
 	set network.omr6in4.gateway=fe80::a00:1
 	commit network
+	EOF
+	rm -f /tmp/luci-indexcache
+fi
+
+if [ "$(uci -q get firewall.zone_vpn.network | grep omr6in4)" = "" ]; then
+	uci -q batch <<-EOF
 	add_list firewall.zone_vpn.network=omr6in4
 	commit firewall
 	EOF