diff --git a/releasenotes/notes/add-template-file-var-cac35a99a3faf563.yaml b/releasenotes/notes/add-template-file-var-cac35a99a3faf563.yaml
new file mode 100644
index 0000000000..0d2dcc5799
--- /dev/null
+++ b/releasenotes/notes/add-template-file-var-cac35a99a3faf563.yaml
@@ -0,0 +1,6 @@
+---
+features:
+  - |
+    A variable named ``bootstrap_user_variables_template`` has been added
+    to the bootstrap-host role so the user can define the user variable
+    template filename for AIO deployments
diff --git a/tests/roles/bootstrap-host/defaults/main.yml b/tests/roles/bootstrap-host/defaults/main.yml
index 24c012595b..4103055ba6 100644
--- a/tests/roles/bootstrap-host/defaults/main.yml
+++ b/tests/roles/bootstrap-host/defaults/main.yml
@@ -31,6 +31,9 @@ bootstrap_host_aio_script_path: "{{ playbook_dir }}/../scripts"
 bootstrap_host_user_variables_filename: "user_variables.yml"
 bootstrap_host_user_secrets_filename: "user_secrets.yml"
 
+# The user variables template to use
+bootstrap_user_variables_template: "user_variables.{{ bootstrap_host_scenario }}.yml.j2"
+
 ## Swap memory
 # If there is no swap memory present, the bootstrap will create a loopback disk
 # for the purpose of having swap memory available. Swap is required for some of
diff --git a/tests/roles/bootstrap-host/tasks/prepare_aio_config.yml b/tests/roles/bootstrap-host/tasks/prepare_aio_config.yml
index 43982e3d7c..b89edbd3dc 100644
--- a/tests/roles/bootstrap-host/tasks/prepare_aio_config.yml
+++ b/tests/roles/bootstrap-host/tasks/prepare_aio_config.yml
@@ -113,7 +113,7 @@
 
 - name: Set the user_variables
   config_template:
-    src: "user_variables.{{ bootstrap_host_scenario }}.yml.j2"
+    src: "{{ bootstrap_user_variables_template }}"
     dest: "/etc/openstack_deploy/{{ bootstrap_host_user_variables_filename }}"
     config_overrides: "{{ user_variables_overrides | default({}) }}"
     config_type: yaml