diff --git a/tripleo_ansible/roles/tripleo_upgrade_hiera/tasks/create-tripleo-upgrade-file.yml b/tripleo_ansible/roles/tripleo_upgrade_hiera/tasks/create-tripleo-upgrade-file.yml
index 5c30b9ab7..fc508dc96 100644
--- a/tripleo_ansible/roles/tripleo_upgrade_hiera/tasks/create-tripleo-upgrade-file.yml
+++ b/tripleo_ansible/roles/tripleo_upgrade_hiera/tasks/create-tripleo-upgrade-file.yml
@@ -46,7 +46,7 @@
   become: true
   when:
     - not (_tripleo_upgrade_hiera_file.stat.exists | bool) or
-      (_tripleo_upgrade_hiera_test.stdout | length) > 0
+      not (_tripleo_upgrade_hiera_test.stdout | length) > 0
 
 - name: load the json hiera data
   command: "jq . {{ tripleo_upgrade_hiera_file }}"