diff --git a/reference/legacy.yaml b/reference/legacy.yaml
index e155e7192..206501854 100644
--- a/reference/legacy.yaml
+++ b/reference/legacy.yaml
@@ -1608,6 +1608,7 @@ RefStack:
     RefStack is a test result collection and reporting service to support the
     Interop Working Group interoperability testing process.
   url: https://wiki.openstack.org/wiki/RefStack
+  deliverables: []
 
 Release Management:
   partial: yes