diff --git a/classes/cluster/os-ha-ovs/init.yml b/classes/cluster/os-ha-ovs/init.yml
index 37bd6d8..7c35891 100644
--- a/classes/cluster/os-ha-ovs/init.yml
+++ b/classes/cluster/os-ha-ovs/init.yml
@@ -1,4 +1,5 @@
 classes:
+- system.linux.network.dynamic_hosts
 - system.linux.system.single
 - cluster.os-ha-ovs.infra
 - cluster.os-ha-ovs.openstack