diff --git a/lib/httparty.rb b/lib/httparty.rb
index dea5687..6104b91 100644
--- a/lib/httparty.rb
+++ b/lib/httparty.rb
@@ -5,15 +5,11 @@ require 'ostruct'
 require 'rubygems'
 require 'active_support'
 
-$:.unshift(File.dirname(__FILE__)) unless
-  $:.include?(File.dirname(__FILE__)) || $:.include?(File.expand_path(File.dirname(__FILE__)))
-
-dir = File.expand_path(File.join(File.dirname(__FILE__), 'httparty'))
-require dir + '/core_ext'
+directory = File.dirname(__FILE__)
+$:.unshift(directory) unless $:.include?(directory) || $:.include?(File.expand_path(directory))
 
 module HTTParty
   class UnsupportedFormat < StandardError; end
-
   class RedirectionTooDeep < StandardError; end
   
   def self.included(base)
diff --git a/lib/httparty/core_ext.rb b/lib/httparty/core_ext.rb
deleted file mode 100644
index f03369b..0000000
--- a/lib/httparty/core_ext.rb
+++ /dev/null
@@ -1,2 +0,0 @@
-dir = File.expand_path(File.join(File.dirname(__FILE__), 'core_ext'))
-require File.join(dir, 'hash')
\ No newline at end of file
diff --git a/lib/httparty/core_ext/hash.rb b/lib/httparty/core_ext/hash.rb
deleted file mode 100644
index eb9c696..0000000
--- a/lib/httparty/core_ext/hash.rb
+++ /dev/null
@@ -1,21 +0,0 @@
-module HTTParty
-  module CoreExt
-    module HashConversions
-      def to_struct
-        o = OpenStruct.new
-        self.each do |k, v|
-          # if id, we create an accessor so we don't get warning about id deprecation
-          if k.to_s == 'id'
-            o.class.class_eval "attr_accessor :id"
-            o.id = v
-          else
-            o.send("#{k}=", v.is_a?(Hash) ? v.to_struct : v)
-          end
-        end
-        o
-      end
-    end
-  end
-end
-
-Hash.send :include, HTTParty::CoreExt::HashConversions
\ No newline at end of file