diff --git a/modules/openstack_project/manifests/etherpad.pp b/modules/openstack_project/manifests/etherpad.pp
index 8ab7d04c71..f87e287bcb 100644
--- a/modules/openstack_project/manifests/etherpad.pp
+++ b/modules/openstack_project/manifests/etherpad.pp
@@ -1,5 +1,8 @@
 class openstack_project::etherpad (
   $mysql_password,
+  $ssl_cert_file = '/etc/ssl/certs/etherpad.openstack.org.pem',
+  $ssl_key_file = '/etc/ssl/private/etherpad.openstack.org.key',
+  $ssl_chain_file = '/etc/ssl/certs/intermediate.pem',
   $ssl_cert_file_contents = '',
   $ssl_key_file_contents = '',
   $ssl_chain_file_contents = '',
@@ -16,9 +19,9 @@ class openstack_project::etherpad (
   include etherpad_lite
 
   class { 'etherpad_lite::apache':
-    ssl_cert_file           => '/etc/ssl/certs/etherpad.openstack.org.pem',
-    ssl_key_file            => '/etc/ssl/private/etherpad.openstack.org.key',
-    ssl_chain_file          => '/etc/ssl/certs/intermediate.pem',
+    ssl_cert_file           => $ssl_cert_file,
+    ssl_key_file            => $ssl_key_file,
+    ssl_chain_file          => $ssl_chain_file,
     ssl_cert_file_contents  => $ssl_cert_file_contents,
     ssl_key_file_contents   => $ssl_key_file_contents,
     ssl_chain_file_contents => $ssl_chain_file_contents,