```ruby
Rails.application.routes.draw do
    devise_for :users, controllers: { registrations: 'registrations' }
    resources :users

    devise_scope :user do
        root :to => 'devise/sessions#new'
    end

    # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
end
```

Modify the default devise regitration controller path
user
```ruby
Rails.application.routes.draw do
    devise_for :users, controllers: { registrations: 'users/registrations' }
    resources :users

    devise_scope :user do
        root :to => 'devise/sessions#new'
    end

    # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
end
```
assistant