diff --git a/panko/server/single.yml b/panko/server/single.yml
index dd08349..ea8f4a1 100644
--- a/panko/server/single.yml
+++ b/panko/server/single.yml
@@ -1,5 +1,6 @@
 classes:
 - service.panko.server.single
+- system.panko.upgrade
 - system.apache.server.site.panko
 - system.salt.minion.cert.mysql.clients.openstack.panko
 parameters: