diff --git a/playbooks/groups/overcloud-config.yml b/playbooks/groups/overcloud-config.yml
index 83a0e487f0..42ba1de619 100644
--- a/playbooks/groups/overcloud-config.yml
+++ b/playbooks/groups/overcloud-config.yml
@@ -189,8 +189,8 @@
     os_router:
       cloud: "{{ os_cloud }}"
       project: "{{ item }}"
-      router_name: "ext-to-{{ item }}"
-      subnet_name: "{{ item }}-subnet"
+      name: "ext-to-{{ item }}"
+      interfaces: ["{{ item }}-subnet"]
     with_items: "{{all_projects}}"
 
   #################