diff --git a/config.ru b/config.ru
index 719bc24..35c583a 100644
--- a/config.ru
+++ b/config.ru
@@ -1,5 +1,7 @@
 require 'rubygems'
 require 'sinatra'
-require File.expand_path '../v5.rb', __FILE__
+require 'rack/unreloader'
+Unreloader = Rack::Unreloader.new{App}
+Unreloader.require File.expand_path '../v5.rb', __FILE__
 
-run Sinatra::Application
+run Unreloader