diff --git a/ansible/site.yml b/ansible/site.yml
index 9b705a38ca..f8f1cc3505 100644
--- a/ansible/site.yml
+++ b/ansible/site.yml
@@ -29,7 +29,7 @@
       delegate_to: "{{ item }}"
       with_items: "{{ groups['all'] }}"
       when:
-        - (play_hosts | length) != (groups['all'] | length)
+        - (ansible_play_batch | length) != (groups['all'] | length)
 
 - name: Detect openstack_release variable
   hosts: all