diff --git a/gnocchi/server/cluster.yml b/gnocchi/server/cluster.yml
index ede63c5..7de3ede 100644
--- a/gnocchi/server/cluster.yml
+++ b/gnocchi/server/cluster.yml
@@ -19,6 +19,7 @@
       identity:
         host: ${_param:openstack_control_address}
         region: ${_param:openstack_region}
+        protocol: ${_param:cluster_internal_protocol}
       cache:
         engine: memcached
         members: