diff --git a/playbooks/group_vars/certcheck.yaml b/playbooks/group_vars/certcheck.yaml
index 93472940ae..b7bab11bdc 100644
--- a/playbooks/group_vars/certcheck.yaml
+++ b/playbooks/group_vars/certcheck.yaml
@@ -2,3 +2,4 @@ letsencrypt_certcheck_additional_domains:
   - openstackid.org 443
   - wiki.openstack.org 443
   - www.openstack.org 443
+  - us.linaro.cloud 5000