README.md in formulaic-0.1.3 vs README.md in formulaic-0.1.4

@@ -7,9 +7,12 @@
 
 Formulaic allows you to specify a hash of attributes to be input rather than
 procedurally calling Capybara’s DSL methods.
 
 ## Usage
+```ruby
+  gem 'formulaic', group: :test
+```
 
 ```ruby
 feature 'New user registration' do
   scenario 'successfull sign up' do
     visit sign_in_path