diff --git a/manifests/compute.pp b/manifests/compute.pp
index 70f5d14..a1af328 100644
--- a/manifests/compute.pp
+++ b/manifests/compute.pp
@@ -101,7 +101,8 @@ class infracloud::compute(
 
   # nova-compute service
   class { '::nova::compute':
-    enabled => true,
+    enabled          => true,
+    force_raw_images => false,
   }
 
   # nova.conf neutron credentials
@@ -120,6 +121,12 @@ class infracloud::compute(
     libvirt_virt_type       => $virt_type,
   }
 
+  # NOTE(pabelanger): This is needed for force_raw_images to work. Otherwise
+  # nova will still convert images to raw.
+  nova_config {
+    'libvirt/images_type': value => 'qcow2';
+  }
+
   ### Neutron ###
 
   # neutron.conf