README.md in hightop-0.3.0 vs README.md in hightop-0.4.0

@@ -18,10 +18,10 @@
 ## Installation
 
 Add this line to your application’s Gemfile:
 
 ```ruby
-gem 'hightop'
+gem "hightop"
 ```
 
 ## Options
 
 Limit the results