diff --git a/config/storage.yml b/config/storage.yml
index 56406c8..1041b7e 100644
--- a/config/storage.yml
+++ b/config/storage.yml
@@ -1,6 +1,6 @@
 test:
   service: Disk
-  root: <%= Rails.root.join 'tmp/storage' %>
+  root: <%= Rails.root.join 'tmp', 'storage' %>
 
 local:
   service: Disk