diff --git a/global/overlay/etc/puppet/cosmos-rules.yaml b/global/overlay/etc/puppet/cosmos-rules.yaml
index 4b6f743..14b2daf 100644
--- a/global/overlay/etc/puppet/cosmos-rules.yaml
+++ b/global/overlay/etc/puppet/cosmos-rules.yaml
@@ -80,3 +80,5 @@ graylog-dev.cert.sunet.se:
     x_remote_user: true
     service_endpoint: 'http://server:9000'
     extra_proxy_conf: '/opt/sso/apache/graylog.conf'
+
+rt-test.cert.sunet.se: