diff --git a/obsolete-buildroot/sources/openwrt/root/etc/dnsmasq.conf b/obsolete-buildroot/sources/openwrt/root/etc/dnsmasq.conf
index 2c6c40452e..eb88062b40 100644
--- a/obsolete-buildroot/sources/openwrt/root/etc/dnsmasq.conf
+++ b/obsolete-buildroot/sources/openwrt/root/etc/dnsmasq.conf
@@ -11,6 +11,7 @@ domain=lan
 except-interface=vlan1
 
 # enable dhcp (start,end,netmask,leasetime)
+dhcp-authoritative
 dhcp-range=192.168.1.100,192.168.1.250,255.255.255.0,12h
 dhcp-leasefile=/tmp/dhcp.leases