diff --git a/README b/README
index 1bd4e1ad4..d18d12979 100644
--- a/README
+++ b/README
@@ -2,3 +2,5 @@ h1. Prerequisites
 
 The openstack repo should be made available:
 see: http://docs.openstack.org/cactus/openstack-compute/admin/content/installing-the-cloud-controller.html
+
+This is currently known not to work on 2.6.4.
diff --git a/manifests/compute.pp b/manifests/compute.pp
index 4d21b6c8f..467bfabff 100644
--- a/manifests/compute.pp
+++ b/manifests/compute.pp
@@ -4,8 +4,8 @@ class nova::compute(
   $api_server,
   $enabled = false,
   $api_port = 8773,
-  $aws_address = '169.254.169.254'
-  $libvirt_type = 'kvm',
+  $aws_address = '169.254.169.254',
+  $libvirt_type = 'kvm'
 ) {
 
   Nova_config<| |>~>Service['nova-compute']