diff --git a/playbooks/group_vars/storyboard.yaml b/playbooks/group_vars/storyboard.yaml
index c6210a6f1c..0026699d3d 100644
--- a/playbooks/group_vars/storyboard.yaml
+++ b/playbooks/group_vars/storyboard.yaml
@@ -1,3 +1,4 @@
+exim_local_domains: "@:storyboard.openstack.org"
 exim_routers:
   - dnslookup: '{{ exim_dnslookup_router }}'
   - system_aliases: '{{ exim_system_aliases_router }}'