README.md in noticent-0.0.4 vs README.md in noticent-0.0.5

@@ -13,9 +13,12 @@
 - Support multiple notification channels like email, chat applications, mobile push, webhooks and more.
 - Test your notifications
 
 ## Installation
 
+### Notice on Rails version
+Noticent 0.0.5 has been upgraded to work with Rails 6.0. If you would like to use it with an older version of Rails, please use Noticent 0.0.4
+
 Add this line to your application's Gemfile:
 
 ```ruby
 gem 'noticent'
 ```