diff --git a/roles/head-node/files/do-ansible b/roles/head-node/files/do-ansible
index 0d91c31..53c2b1c 100755
--- a/roles/head-node/files/do-ansible
+++ b/roles/head-node/files/do-ansible
@@ -21,5 +21,5 @@
 	SKIP_TAGS="--skip-tags=interface_config"
 fi
 
-echo "ANSIBLE_ROLES_PATH=/etc/maas/ansible/roles ansible-playbook --private-key=/etc/maas/ansible/id_rsa -i $IP, /etc/maas/ansible/compute-node.yml $SKIP_TAGS $EXTRA_VARS" >> $LOG
-ANSIBLE_ROLES_PATH=/etc/maas/ansible/roles ansible-playbook --private-key=/etc/maas/ansible/id_rsa -i $IP, /etc/maas/ansible/compute-node.yml $SKIP_TAGS $EXTRA_VARS >> $LOG || exit $?
+echo "ANSIBLE_ROLES_PATH=/etc/maas/ansible/roles ansible-playbook --private-key=/etc/maas/ansible/id_rsa -i $HOSTNAME, /etc/maas/ansible/compute-node.yml $SKIP_TAGS $EXTRA_VARS" >> $LOG
+ANSIBLE_ROLES_PATH=/etc/maas/ansible/roles ansible-playbook --private-key=/etc/maas/ansible/id_rsa -i $HOSTNAME, /etc/maas/ansible/compute-node.yml $SKIP_TAGS $EXTRA_VARS >> $LOG || exit $?