README.md in microformats-4.1.0 vs README.md in microformats-4.2.0

@@ -24,10 +24,10 @@
 If you're using [Bundler](https://bundler.io) to manage gem dependencies, add microformats-ruby to your project's Gemfile:
 
 ```ruby
 source 'https://rubygems.org'
 
-gem 'microformats', '~> 4.0', '>= 4.1.0'
+gem 'microformats', '~> 4.0', '>= 4.2.0'
 ```
 
 …and then run:
 
 ```sh