diff --git a/app/controllers/dashboard_controller.rb b/app/controllers/dashboard_controller.rb
index 52f392add..ddf8382f8 100644
--- a/app/controllers/dashboard_controller.rb
+++ b/app/controllers/dashboard_controller.rb
@@ -1,5 +1,9 @@
 class DashboardController < ActionController::Base
+  include SwitchLocale
+
   before_action :set_global_config
+  around_action :switch_locale
+
   layout 'vueapp'
 
   def index; end
diff --git a/spec/controllers/dashboard_controller_spec.rb b/spec/controllers/dashboard_controller_spec.rb
index 63f703738..7ada22702 100644
--- a/spec/controllers/dashboard_controller_spec.rb
+++ b/spec/controllers/dashboard_controller_spec.rb
@@ -1,10 +1,20 @@
 require 'rails_helper'
 
-describe '/app', type: :request do
-  describe 'GET /app' do
+describe '/app/login', type: :request do
+  context 'without DEFAULT_LOCALE' do
     it 'renders the dashboard' do
-      get '/app'
+      get '/app/login'
       expect(response).to have_http_status(:success)
     end
   end
+
+  context 'with DEFAULT_LOCALE' do
+    it 'renders the dashboard' do
+      ENV['DEFAULT_LOCALE'] = 'pt_BR'
+      get '/app/login'
+      expect(response).to have_http_status(:success)
+      expect(response.body).to include "selectedLocale: 'pt_BR'"
+      ENV['DEFAULT_LOCALE'] = 'en'
+    end
+  end
 end