diff --git a/de/heat-templates/top.yaml b/de/heat-templates/top.yaml
index 68a725a..623d825 100644
--- a/de/heat-templates/top.yaml
+++ b/de/heat-templates/top.yaml
@@ -229,7 +229,7 @@
     default: {"labels": {"tempest": "enabled"}}
   ucp_flavor:
     type: string
-    default: 'kaas-bm.worker'
+    default: 'mosk.s.ucp'
   masters_flavor:
     type: string
     default: 'system.compact.openstack.proxy'