diff --git a/network/vif-route-qubes b/network/vif-route-qubes
index fdfd1e8..d9a4477 100755
--- a/network/vif-route-qubes
+++ b/network/vif-route-qubes
@@ -29,6 +29,7 @@ lockfile=/var/run/xen-hotplug/vif-lock
 case "$command" in
 	online)
 		ifconfig ${vif} up
+		echo 1 >/proc/sys/net/ipv4/conf/${vif}/proxy_arp
 		ipcmd='add'
 		iptables_cmd='-I PREROUTING 1'
 		cmdprefix=''