Gemfile in chars-0.2.3 vs Gemfile in chars-0.2.4

@@ -6,6 +6,7 @@
   gem 'rake'
   gem 'rubygems-tasks', '~> 0.2'
   gem 'rspec',          '~> 3.0'
   gem 'kramdown'
   gem 'yard',           '~> 0.9'
+  gem 'yard-spellcheck', require: false
 end