README.md in redis_collection-0.1.0 vs README.md in redis_collection-0.2.0

@@ -27,11 +27,11 @@
 
 ## Usage
 
 ```ruby
 books = [
-  { 'id' => 1, 'title' => 'Programming Elixir' },
-  { 'id' => 2, 'title' => 'Programming Phoenix' }
+  { id: 1, title: 'Programming Elixir' },
+  { id: 2, title: 'Programming Phoenix' }
 ]
 
 redis = Redis.new(url: ENV['REDIS_URL'])
 redis_collection = RedisCollection.new(redis, namespace: 'books_')
 redis_collection.sync(books)