diff --git a/lib/open_food_network/i18n_config.rb b/lib/open_food_network/i18n_config.rb
index 4e93c9b967..3807aeae5d 100644
--- a/lib/open_food_network/i18n_config.rb
+++ b/lib/open_food_network/i18n_config.rb
@@ -10,7 +10,7 @@ module OpenFoodNetwork
 
     # All locales that can be accessed by the application, including fallbacks.
     def self.available_locales
-      (selectable_locales + [default_locale, 'en']).uniq
+      (selectable_locales + [default_locale, source_locale]).uniq
     end
 
     # The default locale that is used when the user doesn't have a preference.