README.md in open-weather-api-0.0.3 vs README.md in open-weather-api-0.0.4

@@ -50,10 +50,10 @@
 ````
 
 ### Other
 
 ```ruby
-open_weather_api = OpenWeatherAPI::API.new api_key: ENV['OPEN_WEATHER_API_KEY'], default_language: 'es', default_units: 'metric', default_country_code: 'es'
+open_weather_api = OpenWeatherAPI::API.new api_key: "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", default_language: 'es', default_units: 'metric', default_country_code: 'es'
 # ...
 ```
 
 ----------------------------