diff --git a/machines/uo/setup.sh b/machines/uo/setup.sh
index 3f3ccd7..8697c46 100755
--- a/machines/uo/setup.sh
+++ b/machines/uo/setup.sh
@@ -17,3 +17,6 @@ ip route add default via fe80:ff01::1 dev up_ve
 
 wireguard wg1 ./machines/$mach/wg1.conf 2a01:4f8:c0c:36b8:ff01:8000:10:f06/108
 wireguard wg-vms ./machines/$mach/wg-vms.conf 2a01:4f8:c0c:36b8:ff01:8000:0:0001/112
+
+# FIXME: Firewall this!
+sysctl net.ipv6.conf.all.forwarding=1