diff --git a/openmptcprouter/files/etc/uci-defaults/2000-omr-dhcp b/openmptcprouter/files/etc/uci-defaults/2000-omr-dhcp
index 0977e94f6..39789a380 100755
--- a/openmptcprouter/files/etc/uci-defaults/2000-omr-dhcp
+++ b/openmptcprouter/files/etc/uci-defaults/2000-omr-dhcp
@@ -2,6 +2,7 @@
 
 uci -q batch <<-EOF >/dev/null
 	set dhcp.lan.ra_default=1
+	set dhcp.lan.dhcpv6=disabled
 	commit dhcp
 EOF
 rm -f /tmp/luci-indexcache