diff --git a/app/controllers/settings/flavours_controller.rb b/app/controllers/settings/flavours_controller.rb
index b179b9429f..ef194784f4 100644
--- a/app/controllers/settings/flavours_controller.rb
+++ b/app/controllers/settings/flavours_controller.rb
@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
 class Settings::FlavoursController < Settings::BaseController
+  include ThemeHelper
+
   layout 'admin'
 
   before_action :authenticate_user!