diff --git a/lib/webrat/sinatra.rb b/lib/webrat/sinatra.rb
index ea74b52..e8452fa 100644
--- a/lib/webrat/sinatra.rb
+++ b/lib/webrat/sinatra.rb
@@ -11,7 +11,6 @@ end
 disable :run
 disable :reload
 
-require 'ruby-debug'
 module Webrat
   class SinatraSession < RackSession #:nodoc:
     include Sinatra::Test