README.md in http_health_check-0.3.0 vs README.md in http_health_check-0.3.1

@@ -9,10 +9,10 @@
 ## Installation
 
 Add this line to your application's Gemfile:
 
 ```ruby
-gem 'http_health_check', '~> 0.3.0'
+gem 'http_health_check', '~> 0.3.1'
 ```
 
 And then execute:
 
     $ bundle install