diff --git a/packstack/puppet/modules/packstack/manifests/cinder.pp b/packstack/puppet/modules/packstack/manifests/cinder.pp
index c7217b769..ab8828602 100644
--- a/packstack/puppet/modules/packstack/manifests/cinder.pp
+++ b/packstack/puppet/modules/packstack/manifests/cinder.pp
@@ -37,6 +37,7 @@ class packstack::cinder ()
       nova_catalog_admin_info => 'compute:nova:adminURL',
       service_workers         => hiera('CONFIG_SERVICE_WORKERS'),
       default_volume_type     => $default_volume_type,
+      keymgr_api_class        => 'castellan.key_manager.barbican_key_manager.BarbicanKeyManager',
     }
 
     class { '::cinder::scheduler': }