test/dummy/config.ru in ui_bibz-2.5.6 vs test/dummy/config.ru in ui_bibz-3.0.0.alpha2

@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 # This file is used by Rack-based servers to start the application.
 
-require ::File.expand_path('../config/environment', __FILE__)
+require_relative 'config/environment'
+
 run Rails.application