diff --git a/tests/roles/bootstrap-host/defaults/main.yml b/tests/roles/bootstrap-host/defaults/main.yml
index 36679b9298..a73169be36 100644
--- a/tests/roles/bootstrap-host/defaults/main.yml
+++ b/tests/roles/bootstrap-host/defaults/main.yml
@@ -17,6 +17,9 @@
 # Scenario used to bootstrap the host
 bootstrap_host_scenario: "{{ lookup('env','SCENARIO') | default('aio_lxc', true) }}"
 #
+# Action used (deploy, upgrade, ...)
+bootstrap_host_action: "{{ lookup('env', 'ACTION') | default('deploy', true) }}"
+#
 # Boolean option to implement OpenStack-Ansible configuration for an AIO
 # Switch to no for a multi-node configuration
 bootstrap_host_aio_config: yes