README.md in uptimerobot-0.1.0 vs README.md in uptimerobot-0.1.1

@@ -24,10 +24,10 @@
 ## Usage
 
 ```ruby
 require 'uptimerobot'
 
-client = UptimeRobot::Client.new(api_key: 'u956-afus321g565fghr519')
+client = UptimeRobot::Client.new(apiKey: 'u956-afus321g565fghr519')
 
 client.getMonitors
 # => {"stat"=>"ok",
 #     "offset"=>"0",
 #     "limit"=>"50",