diff --git a/templates/usr.bin.nova-compute b/templates/usr.bin.nova-compute
index caafa94a..e2fd28f1 100644
--- a/templates/usr.bin.nova-compute
+++ b/templates/usr.bin.nova-compute
@@ -134,4 +134,5 @@
 {% endif %}
   /var/lib/charm/*/ceph.conf r,
   /etc/ceph/* r,
+  /dev/net/tun rw,
 }