```ruby
# Be sure to restart your server when you modify this file.

Rails.application.config.session_store :cookie_store, key: '_findingaids_session'
```

Add domain for session store:
user
```ruby
# Be sure to restart your server when you modify this file.

Rails.application.config.session_store :cookie_store, key: '_findingaids_session', domain: ENV['LOGIN_COOKIE_COMAIN']
```
assistant