diff --git a/modules/openstack_project/templates/nodepool/clouds.yaml.erb b/modules/openstack_project/templates/nodepool/clouds.yaml.erb
index a4af0aaad6..6ac6a5f3fa 100644
--- a/modules/openstack_project/templates/nodepool/clouds.yaml.erb
+++ b/modules/openstack_project/templates/nodepool/clouds.yaml.erb
@@ -50,6 +50,7 @@ clouds:
       username: '<%= @vexxhost_username %>'
       password: '<%= @vexxhost_password %>'
       project_name: '<%= @vexxhost_project %>'
+    image_format: 'raw'
   infracloud-chocolate:
     api_timeout: 60
     auth: