diff --git a/playbooks/groups/overcloud-config.yml b/playbooks/groups/overcloud-config.yml
index 84beeabc6f..30f5e66bd2 100644
--- a/playbooks/groups/overcloud-config.yml
+++ b/playbooks/groups/overcloud-config.yml
@@ -105,7 +105,7 @@
       cloud: "{{ os_cloud }}"
       name: external
       provider_network_type: flat
-      provider_physical_network: datacenter
+      provider_physical_network: datacentre
       external: true
       shared: true
     register: EXTERNAL_ID