diff --git a/wireless/wifictld/luasrc/lib/gluon/upgrade/400-wifictld-firewall b/wireless/wifictld/luasrc/lib/gluon/upgrade/400-wifictld-firewall
index 9337f46..7aa5323 100755
--- a/wireless/wifictld/luasrc/lib/gluon/upgrade/400-wifictld-firewall
+++ b/wireless/wifictld/luasrc/lib/gluon/upgrade/400-wifictld-firewall
@@ -16,7 +16,7 @@ uci:section('firewall', 'rule',  'mesh_wifictld_ll', {
 uci:section('firewall', 'rule',  'mesh_wifictld_siteprefix', {
 	name = 'mesh_wifictld_siteprefix',
 	src = 'mesh',
-	src_ip = site.prefix6(),
+	src_ip = site.node_prefix6(),
 	dest_port = '1000',
 	proto = 'udp',
 	target = 'ACCEPT',