diff --git a/manifests/site.pp b/manifests/site.pp
index 24f1ed8b6d..944106f9d5 100644
--- a/manifests/site.pp
+++ b/manifests/site.pp
@@ -35,10 +35,10 @@ node /^ethercalc\d+\.open.*\.org$/ {
   class { 'openstack_project::server': }
 
   class { 'openstack_project::ethercalc':
-    vhost_name              => 'ethercalc.openstack.org',
-    ssl_cert_file_contents  => hiera('ssl_cert_file_contents'),
-    ssl_key_file_contents   => hiera('ssl_key_file_contents'),
-    ssl_chain_file_contents => hiera('ssl_chain_file_contents'),
+    vhost_name     => 'ethercalc.openstack.org',
+    ssl_cert_file  => '/etc/letsencrypt-certs/ethercalc.openstack.org/ethercalc.openstack.org.cer',
+    ssl_key_file   => '/etc/letsencrypt-certs/ethercalc.openstack.org/ethercalc.openstack.org.key',
+    ssl_chain_file => '/etc/letsencrypt-certs/ethercalc.openstack.org/ca.cer',
   }
 }