diff --git a/app/helpers/settings_helper.rb b/app/helpers/settings_helper.rb
index a2f5917f9..2252aab2f 100644
--- a/app/helpers/settings_helper.rb
+++ b/app/helpers/settings_helper.rb
@@ -9,6 +9,7 @@ module SettingsHelper
     de: 'Deutsch',
     eo: 'Esperanto',
     es: 'Español',
+    eu: 'Euskara',
     fa: 'فارسی',
     gl: 'Galego',
     fi: 'Suomi',
diff --git a/config/application.rb b/config/application.rb
index e989e2333..ec3ff47a4 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -43,6 +43,7 @@ module Mastodon
       :de,
       :eo,
       :es,
+      :eu,
       :fa,
       :fi,
       :fr,