README.md in administrate-field-boolean_emoji-0.2.0 vs README.md in administrate-field-boolean_emoji-0.2.1

@@ -8,10 +8,10 @@
 ## Usage
 
 Add it to your `Gemfile`:
 
 ```ruby
-gem 'administrate-field-boolean_emoji', '~> 0.2.0'
+gem 'administrate-field-boolean_emoji', '~> 0.2.1'
 ```
 
 Run:
 
 ```bash