diff --git a/cloud-init-write-routes.patch b/cloud-init-write-routes.patch
index a86f8cd..99221b9 100644
--- a/cloud-init-write-routes.patch
+++ b/cloud-init-write-routes.patch
@@ -1,6 +1,6 @@
 --- cloudinit/distros/opensuse.py.orig
 +++ cloudinit/distros/opensuse.py
-@@ -172,8 +172,37 @@ class Distro(distros.Distro):
+@@ -172,8 +172,40 @@ class Distro(distros.Distro):
              util.write_file(out_fn, str(conf), 0o644)
  
      def _write_network_config(self, netconfig):
@@ -30,6 +30,9 @@
 +                    config_routes += ' '.join([dest, gateway])
 +                    if dest != 'default':
 +                        config_routes += ' ' + route.get('netmask', '')
++                    else:
++                        config_routes += ' -'
++                    config_routes += ' - -'
 +                    config_routes += '\n'
 +            if config_routes:
 +                route_file = '/etc/sysconfig/network/ifroute-%s' % if_name