diff --git a/manifests/compute/controller.pp b/manifests/compute/controller.pp
index b0fe0555..9b67f94c 100644
--- a/manifests/compute/controller.pp
+++ b/manifests/compute/controller.pp
@@ -52,6 +52,11 @@ class cloud::compute::controller(
       host    => $api_eth
     }
 
+  # Extra configuration for compute controllers:
+  nova_config {
+    'DEFAULT/servicegroup_driver': value => 'mc';
+  }
+
   @@haproxy::balancermember{"${::fqdn}-compute_api_ec2":
     listening_service => 'ec2_api_cluster',
     server_names      => $::hostname,
diff --git a/spec/classes/cloud_compute_controller_spec.rb b/spec/classes/cloud_compute_controller_spec.rb
index 67bf5d66..b57e4d9d 100644
--- a/spec/classes/cloud_compute_controller_spec.rb
+++ b/spec/classes/cloud_compute_controller_spec.rb
@@ -119,6 +119,11 @@ describe 'cloud::compute::controller' do
           :neutron_metadata_proxy_shared_secret => 'secrete'
         )
     end
+
+    it 'configure extra parameters' do
+      should contain_nova_config('DEFAULT/servicegroup_driver').with_value('mc')
+    end
+
   end
 
   context 'on Debian platforms' do