lambda_driver.gemspec in lambda_driver-1.2.4 vs lambda_driver.gemspec in lambda_driver-1.3.0

@@ -16,7 +16,8 @@
   gem.executables   = gem.files.grep(%r{^bin/}).map{ |f| File.basename(f) }
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
   gem.require_paths = ["lib"]
 
   # dependencies
+  gem.add_development_dependency 'rake'
   gem.add_development_dependency 'rspec'
 end