diff --git a/resque-scheduler.gemspec b/resque-scheduler.gemspec
index 7ac52a13..0a832c6d 100644
--- a/resque-scheduler.gemspec
+++ b/resque-scheduler.gemspec
@@ -1,5 +1,6 @@
 # -*- encoding: utf-8 -*-
-require File.expand_path("../lib/resque_scheduler/version", __FILE__)
+$:.unshift File.expand_path("../lib", __FILE__)
+require "resque_scheduler/version"
 
 Gem::Specification.new do |s|
   s.name        = "resque-scheduler"