diff --git a/Rakefile b/Rakefile
index ecf25e7..27a9cac 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,4 +1,6 @@
-require "bundler/gem_tasks"
+require 'bundler'
+Bundler::GemHelper.install_tasks
+
 require 'rake'
 require 'rake/testtask'
 require 'rake/rdoctask'