diff --git a/classes/cluster/k8s-ha-calico-flannel-virtlet/init.yml b/classes/cluster/k8s-ha-calico-flannel-virtlet/init.yml
index bbe3cbe..f3f2d2a 100644
--- a/classes/cluster/k8s-ha-calico-flannel-virtlet/init.yml
+++ b/classes/cluster/k8s-ha-calico-flannel-virtlet/init.yml
@@ -1,4 +1,5 @@
 classes:
+- system.defaults
 - system.linux.network.dynamic_hosts
 - cluster.k8s-ha-calico-flannel-virtlet.kubernetes
 - cluster.k8s-ha-calico-flannel-virtlet.infra