README.md in remixicon-1.1.1 vs README.md in remixicon-1.2.1

@@ -1,9 +1,11 @@
 # Remixicon Ruby Gem
 
 [Remixicon](https://remixicon.com/) rubygem for Rails / Sprockets / Hanami / etc
 
+[![Gem Version](https://badge.fury.io/rb/remixicon.svg)](https://badge.fury.io/rb/remixicon)
+
 ## Installation
 
 Add this line to your application's Gemfile:
 
 ```ruby
@@ -16,10 +18,10 @@
 
 Or install it yourself as:
 
     $ gem install remixicon
 
-Ensure that `sprockets-rails` is at least v2.3.2.
+Ensure that `sprockets-rails` is at least v3.4.2.
 
 Import Remixicon styles in `app/assets/stylesheets/application.scss`:
 
 ```scss
 @import "remixicon";