diff --git a/config/storage.yml b/config/storage.yml
index a5577a3..e8dcb8b 100644
--- a/config/storage.yml
+++ b/config/storage.yml
@@ -13,6 +13,8 @@ amazon:
   secret_access_key: <%= Rails.application.credentials.dig(:aws, :secret_access_key) %>
   region: eu-west-1
   bucket: peach-melpa
+  upload:
+    cache-control: 'max-age=86400, private'
 
 # Remember not to checkin your GCS keyfile to a repository
 # google: