Update README.md

Maxime Orefice · Maxime Orefice · commit e6bb45fb9627 · 2015-11-27T00:19:46.000+01:00
Fix gem to use twilio API
diff --git a/README.md b/README.md
@@ -37,7 +37,7 @@ GMAIL_PASSWORD=password
 ```
 
 For Ruby scripts you need to install gems:
-`gem install dotenv twilio gmail`
+`gem install dotenv twilio-ruby gmail`
 
 ## Cron jobs
 
