tty-cursor.gemspec in tty-cursor-0.6.1 vs tty-cursor.gemspec in tty-cursor-0.7.0

@@ -17,9 +17,11 @@
   spec.files        += Dir['README.md', 'CHANGELOG.md', 'LICENSE.txt', 'Rakefile']
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
 
+  spec.required_ruby_version = '>= 2.0.0'
+
   spec.add_development_dependency 'bundler', '>= 1.6'
   spec.add_development_dependency 'rspec', '~> 3.1'
   spec.add_development_dependency 'rake'
 end