time_difference.gemspec in time_difference-0.2.0 vs time_difference.gemspec in time_difference-0.3.0

@@ -9,11 +9,12 @@
   gem.files         = `git ls-files`.split($\)
   gem.executables   = gem.files.grep(%r{^bin/}).map{ |f| File.basename(f) }
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
   gem.name          = "time_difference"
   gem.require_paths = ["lib"]
-  gem.version       = "0.2.0"
+  gem.version       = "0.3.0"
 
   gem.add_runtime_dependency('activesupport')
   gem.add_development_dependency('rspec', '~> 2.13.0')
+  gem.add_development_dependency('rake')
 
 end