diff --git a/cinder/volume/single.yml b/cinder/volume/single.yml
index 1b9948d..b959d32 100644
--- a/cinder/volume/single.yml
+++ b/cinder/volume/single.yml
@@ -16,6 +16,7 @@
         host: ${_param:openstack_database_address}
       glance:
         host: ${_param:openstack_control_address}
+        protocol: ${_param:cluster_internal_protocol}
       message_queue:
         members:
           - host: ${_param:openstack_message_queue_node01_address}