diff --git a/panko/server/cluster.yml b/panko/server/cluster.yml
index 9715456..7954944 100644
--- a/panko/server/cluster.yml
+++ b/panko/server/cluster.yml
@@ -26,6 +26,7 @@
       event_time_to_live: ${_param:panko_event_time_to_live}
       identity:
         host: ${_param:openstack_control_address}
+        protocol: ${_param:cluster_internal_protocol}
       database:
         host: ${_param:openstack_database_address}
         x509:
diff --git a/panko/server/single.yml b/panko/server/single.yml
index cb1a449..968267c 100644
--- a/panko/server/single.yml
+++ b/panko/server/single.yml
@@ -16,6 +16,8 @@
             enabled: true
   panko:
     server:
+      identity:
+        protocol: ${_param:internal_protocol}
       database:
         x509:
           enabled: ${_param:openstack_mysql_x509_enabled}