diff --git a/contrib/terraform/openstack/group_vars/all.yml b/contrib/terraform/openstack/group_vars/all.yml
index 8b0cd2bcd..3dbbddbf7 100644
--- a/contrib/terraform/openstack/group_vars/all.yml
+++ b/contrib/terraform/openstack/group_vars/all.yml
@@ -1,4 +1,4 @@
-# Valid bootstrap options (required): xenial, coreos, none
+# Valid bootstrap options (required): ubuntu, coreos, none
 bootstrap_os: "none" 
 
 # Directory where the binaries will be installed