Rakefile in parallel_tests-0.3.1 vs Rakefile in parallel_tests-0.3.2

@@ -9,9 +9,10 @@
     gem.name = project_name
     gem.summary = "Run tests / specs / features in parallel"
     gem.email = "[e-mail]"
     gem.homepage = "http://github.com/grosser/#{project_name}"
     gem.authors = ["Michael Grosser"]
+    gem.add_dependency ['parallel']
   end
 
   Jeweler::GemcutterTasks.new
 rescue LoadError
   puts "Jeweler, or one of its dependencies, is not available. Install it with: sudo gem install jeweler"