diff --git a/playbooks/roles/ptgbot/templates/ptgbot.vhost.config.j2 b/playbooks/roles/ptgbot/templates/ptgbot.vhost.config.j2
index f28a8f6be2..e1180b3f25 100644
--- a/playbooks/roles/ptgbot/templates/ptgbot.vhost.config.j2
+++ b/playbooks/roles/ptgbot/templates/ptgbot.vhost.config.j2
@@ -1,5 +1,6 @@
 <VirtualHost *:80>
   ServerName ptg.opendev.org
+  ServerAlias ptg.openstack.org
   ServerAdmin infra-root@openstack.org
 
   ErrorLog ${APACHE_LOG_DIR}/ptg-error.log
@@ -14,6 +15,7 @@
 
 <VirtualHost *:443>
   ServerName ptg.opendev.org
+  ServerAlias ptg.openstack.org
   ServerAdmin webmaster@openstack.org
 
   RewriteCond %{HTTP_HOST} !^ptg\.opendev\.org [nocase]