diff --git a/config/application.rb b/config/application.rb
index e3f0554..6aaf2f1 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -22,6 +22,7 @@ module Lobsters
     # The default locale is :en and all translations from config/locales/*.rb,yml are auto loaded.
     # config.i18n.load_path += Dir[Rails.root.join('my', 'locales', '*.{rb,yml}').to_s]
     # config.i18n.default_locale = :de
+    config.i18n.enforce_available_locales = true
 
     # Enforce whitelist mode for mass assignment.
     # This will create an empty whitelist of attributes available for mass-assignment for all models