diff --git a/lib/rack/handler/puma.rb b/lib/rack/handler/puma.rb
index 2193361d..d91969e8 100644
--- a/lib/rack/handler/puma.rb
+++ b/lib/rack/handler/puma.rb
@@ -59,8 +59,3 @@ module Rack
   end
 end
 
-# This is to trick newrelic into enabling the agent automatically.
-module Mongrel
-  class HttpServer
-  end
-end