diff --git a/nova/files/kilo/nova-controller.conf.Debian b/nova/files/kilo/nova-controller.conf.Debian
index 99dfe00..c86039a 100644
--- a/nova/files/kilo/nova-controller.conf.Debian
+++ b/nova/files/kilo/nova-controller.conf.Debian
@@ -36,6 +36,8 @@
 api_paste_config=/etc/nova/api-paste.ini
 volumes_path=/var/lib/nova/volumes
 
+service_down_time = {{ controller.service_down_time|default('180') }}
+
 sql_connection = {{ controller.database.engine }}://{{ controller.database.user }}:{{ controller.database.password }}@{{ controller.database.host }}/{{ controller.database.name }}
 
 network_api_class = nova.network.neutronv2.api.API