diff --git a/global/overlay/etc/puppet/manifests/cosmos-site.pp b/global/overlay/etc/puppet/manifests/cosmos-site.pp
index 2ca8d418..20626f07 100644
--- a/global/overlay/etc/puppet/manifests/cosmos-site.pp
+++ b/global/overlay/etc/puppet/manifests/cosmos-site.pp
@@ -268,7 +268,7 @@ class md_publisher(Array $allow_clients=['any'], $keyname=undef, String $dir="/v
    } ->
    sunet::nagios::nrpe_check_fileage {"metadata_aggregate":
       filename => "/var/www/html/entities/index.html", # yes this is correct
-      warning_age => '600',
+      warning_age => '620',
       critical_age => '86400'
    }
    sunet::misc::ufw_allow { "allow_ssh":