diff --git a/openmptcprouter/files/etc/uci-defaults/2000-omr-dhcp b/openmptcprouter/files/etc/uci-defaults/2000-omr-dhcp
index 620e56301..06c7b4883 100755
--- a/openmptcprouter/files/etc/uci-defaults/2000-omr-dhcp
+++ b/openmptcprouter/files/etc/uci-defaults/2000-omr-dhcp
@@ -1,11 +1,13 @@
 #!/bin/sh
 
-uci -q batch <<-EOF >/dev/null
-	set dhcp.lan.ra_default=0
-	set dhcp.lan.dhcpv6=disabled
-	set dhcp.lan.force=1
-	commit dhcp
-EOF
-rm -f /tmp/luci-indexcache
+if [ "$(uci -q get openmptcprouter.settings.disable_ipv6)" != "0" ]; then
+	uci -q batch <<-EOF >/dev/null
+		set dhcp.lan.ra_default=0
+		set dhcp.lan.dhcpv6=disabled
+		set dhcp.lan.force=1
+		commit dhcp
+	EOF
+	rm -f /tmp/luci-indexcache
+fi
 
 exit 0