Rakefile in earth-0.4.5 vs Rakefile in earth-0.4.6

@@ -11,10 +11,12 @@
   require 'irb'
   ARGV.clear
   IRB.start
 end
 
+require 'cucumber'
+require 'cucumber/rake/task'
 desc 'Run all cucumber tests'
 Cucumber::Rake::Task.new(:features) do |t|
   if ENV['CUCUMBER_FORMAT']
     t.cucumber_opts = "features --format #{ENV['CUCUMBER_FORMAT']}"
   else
@@ -28,11 +30,10 @@
   t.rcov = true
   t.rcov_opts = ['--exclude', 'features']
 end
 
 require 'rspec/core/rake_task'
-
 desc "Run all examples"
 RSpec::Core::RakeTask.new(:examples) do |c|
   c.rspec_opts = '-Ispec'
 end
 
@@ -44,12 +45,13 @@
 end
 
 task :test => [:features, :examples]
 task :default => :test
 
+require 'rake/rdoctask'
 require 'earth/version'
 Rake::RDocTask.new do |rdoc|
   rdoc.rdoc_dir = 'rdoc'
-  rdoc.title = "#{gemname} #{Earth::VERSION}"
+  rdoc.title = "earth #{Earth::VERSION}"
   rdoc.rdoc_files.include('README*')
   rdoc.rdoc_files.include('lib/**/*.rb')
 end