diff --git a/manifests/messaging.pp b/manifests/messaging.pp
index 7a0aaf7c..94ae04d7 100644
--- a/manifests/messaging.pp
+++ b/manifests/messaging.pp
@@ -36,7 +36,7 @@ class privatecloud::messaging(
   class { 'rabbitmq::server':
     delete_guest_user        => true,
     config_cluster           => true,
-    cluster_nodes            => $rabbit_hosts,
+    cluster_disk_nodes       => $rabbit_hosts,
     wipe_db_on_cookie_change => true,
   }