diff --git a/playbooks/roles/mailman-site/tasks/main.yaml b/playbooks/roles/mailman-site/tasks/main.yaml
index 4395ddacf4..9944dc475b 100644
--- a/playbooks/roles/mailman-site/tasks/main.yaml
+++ b/playbooks/roles/mailman-site/tasks/main.yaml
@@ -62,6 +62,9 @@
   synchronize:
     src: openstack/html-templates-en/
     dest: /srv/mailman/openstack/templates/en
+    rsync_opts:
+      - "--usermap=*:root"
+      - "--groupmap=*:list"
   when: mailman_site.name == "openstack"
 
 - name: Create site specific config