diff --git a/global/overlay/etc/puppet/manifests/cosmos-site.pp b/global/overlay/etc/puppet/manifests/cosmos-site.pp
index 1e8020cb..bac2107d 100644
--- a/global/overlay/etc/puppet/manifests/cosmos-site.pp
+++ b/global/overlay/etc/puppet/manifests/cosmos-site.pp
@@ -24,10 +24,10 @@ class infra_ca_rp {
 node default {
 }
 
-class site_alias($alias_name) {
+class site_alias($alias_name=undef) {
    file { "/var/www/$alias_name":
       ensure => link,
-      target => "/var/www/$title"
+      target => "/var/www/$name"
    }
 }