diff --git a/ansible/group_vars/all/kolla b/ansible/group_vars/all/kolla
index efd540f96..7acc5e711 100644
--- a/ansible/group_vars/all/kolla
+++ b/ansible/group_vars/all/kolla
@@ -535,6 +535,7 @@ kolla_enable_fluentd: "yes"
 kolla_enable_freezer: "no"
 kolla_enable_gnocchi: "no"
 kolla_enable_grafana: "{{ kolla_enable_monasca | bool }}"
+kolla_enable_hacluster: "no"
 kolla_enable_heat: "{{ kolla_enable_openstack_core | bool }}"
 kolla_enable_horizon: "{{ kolla_enable_openstack_core | bool }}"
 kolla_enable_influxdb: "{{ kolla_enable_monasca | bool or kolla_enable_cloudkitty | bool }}"
diff --git a/releasenotes/notes/fix-hacluster-variable-48d1370651a11cda.yaml b/releasenotes/notes/fix-hacluster-variable-48d1370651a11cda.yaml
new file mode 100644
index 000000000..868075ea0
--- /dev/null
+++ b/releasenotes/notes/fix-hacluster-variable-48d1370651a11cda.yaml
@@ -0,0 +1,4 @@
+---
+fixes:
+  - |
+    Fixes an issue with undefined kolla_enable_hacluster variable.