diff --git a/modules/openstack_project/manifests/cacti.pp b/modules/openstack_project/manifests/cacti.pp
index 700b81a8e8..ad851d9ffd 100644
--- a/modules/openstack_project/manifests/cacti.pp
+++ b/modules/openstack_project/manifests/cacti.pp
@@ -63,6 +63,7 @@ class openstack_project::cacti (
     'jenkins.openstack.org',
     'jenkins-dev.openstack.org',
     'lists.openstack.org',
+    'logstash.openstack.org',
     'paste.openstack.org',
     'planet.openstack.org',
     'puppet-dashboard.openstack.org',