Rakefile in robut-0.4.0 vs Rakefile in robut-0.5.0

@@ -1,6 +1,6 @@
 require 'rake/testtask'
-require 'rake/rdoctask'
+require 'rdoc/task'
 require 'bundler'
 Bundler::GemHelper.install_tasks
 
 task :default => :test
 task :build => :test