diff --git a/global/overlay/etc/puppet/manifests/cosmos-site.pp b/global/overlay/etc/puppet/manifests/cosmos-site.pp
index e5c4a595..9f3dcc8c 100644
--- a/global/overlay/etc/puppet/manifests/cosmos-site.pp
+++ b/global/overlay/etc/puppet/manifests/cosmos-site.pp
@@ -163,7 +163,7 @@ class md_repo_server($hostname) {
       imagetag => 'latest',
       volumes  => ['/etc/dehydrated:/etc/dehydrated','/home/git:/home/git'],
       ports    => ['443:443','80:80'],
-      env      => ["HOSTNAME=$hostname","KEYDIR=/etc/dehydrated"]
+      env      => ["HOSTNAME=$hostname","ACMEDIR=/etc/dehydrated","KEYDIR=/etc/dehydrated"]
    } ->
    class {'webserver': } ->
    class {'https_server': }