diff --git a/metadata/service/volume/single.yml b/metadata/service/volume/single.yml
index 145ff93..f995f2d 100644
--- a/metadata/service/volume/single.yml
+++ b/metadata/service/volume/single.yml
@@ -2,6 +2,7 @@
 - cinder
 classes:
 - service.cinder.support
+- service.cinder.file_permissions
 parameters:
   _param:
     keystone_cinder_endpoint_type: internalURL