diff --git a/tasks/keystone_service_update.yml b/tasks/keystone_service_update.yml
index 92cd1804..0299d4b5 100644
--- a/tasks/keystone_service_update.yml
+++ b/tasks/keystone_service_update.yml
@@ -41,7 +41,7 @@
         - url: "{{ keystone_service_internaluri }}"
           validate_certs: "{{ not keystone_service_internaluri_insecure }}"
       register: _wait_check
-      until: _wait_check | success
+      until: _wait_check is success
       retries: 12
       delay: 5