diff --git a/playbooks/inventory/group_vars/all.yml b/playbooks/inventory/group_vars/all.yml
index b7f2dcea33..5dd0d300f3 100644
--- a/playbooks/inventory/group_vars/all.yml
+++ b/playbooks/inventory/group_vars/all.yml
@@ -262,6 +262,7 @@ ironic_rabbitmq_servers: "{{ rabbitmq_servers }}"
 ironic_rabbitmq_use_ssl: "{{ rabbitmq_use_ssl }}"
 ironic_rabbitmq_host_group: "{{ rabbitmq_host_group }}"
 ironic_service_name: ironic
+ironic_service_user_name: ironic
 ironic_service_proto: http
 ironic_service_port: 6385
 ironic_service_project_name: service