diff --git a/playbooks/templates/clouds/nodepool_clouds.yaml.j2 b/playbooks/templates/clouds/nodepool_clouds.yaml.j2
index 4690dce88e..09c8c2f3e3 100644
--- a/playbooks/templates/clouds/nodepool_clouds.yaml.j2
+++ b/playbooks/templates/clouds/nodepool_clouds.yaml.j2
@@ -104,6 +104,7 @@ clouds:
       project_name: '{{ nodepool_linaro_project }}'
       project_domain_name: default
       user_domain_name: default
+    image_format: 'raw'
   linaro-us:
     regions:
       - name: RegionOne