diff --git a/Gemfile b/Gemfile
index 8bd0ba1..f5a6714 100644
--- a/Gemfile
+++ b/Gemfile
@@ -19,10 +19,10 @@ gem 'turbolinks'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 gem 'jbuilder', '~> 2.0'
 # bundle exec rake doc:rails generates the API under doc/api.
-gem 'sdoc', '~> 0.4.0',          group: :doc
+gem 'sdoc', '~> 0.4.0', :group => :doc
 
 # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
-gem 'spring',        group: :development
+gem 'spring', :group => :development
 
 # Use ActiveModel has_secure_password
 # gem 'bcrypt', '~> 3.1.7'