diff --git a/README.md b/README.md
index d156c0a..b5d5721 100644
--- a/README.md
+++ b/README.md
@@ -11,30 +11,34 @@ Usage
 
 Install server and setup http authentication user:
 
-	class {'nagios::server':
-          engine     => 'icinga',
-          http_users => {
-                          admin => { 'password' => '$apr1$x6DQznUt$hh05hGiXnBzfi4m0iKlty1' },
-                          peter => { 'password' => '$apr1$Pm4kjpYB$8KGIuRB49Skdf/5/nWfUN1' },
-          }
-	}
+    class {'nagios::server':
+      engine     => 'icinga',
+      http_users => {
+        admin => { 'password' => '$apr1$x6DQznUt$hh05hGiXnBzfi4m0iKlty1' },
+        peter => { 'password' => '$apr1$Pm4kjpYB$8KGIuRB49Skdf/5/nWfUN1' },
+      }
+    }
 
 Using Twilio for SMS and Voice notification:
+
+    class {'nagios::server':
+      engine             => 'nagios',
       twilio_account     => 'ABCDEFGHIJKLMNOPQRSTUVWXYZ',  # your twilio account number
       twilio_identifier  => 'abcdefghijklmnopqrstuvqxyz',  # your twilio secret identifier
       twilio_from        => '%2B1123456790',               # your urlenode twilio number, e.g. +1 123 456 7890
       twilio_to          => '%2B491721234567',             # your urlencode oncall number, e.g +49 172 123 4567
+    }
 
 You can register for Twilio services on https://www.twilio.com
 
 Using internal services cloud-service-sms and cloud-service-voice, e.g.:
 
     @@nagios_service{"check_http_www.beispiel.de":
-     use                 => 'cloud-service-sms',
-     check_command       => 'check_http',
-     service_description => 'HTTP',
-     host_name           => 'www.beispiel.de',
-   }
+      use                 => 'cloud-service-sms',
+      check_command       => 'check_http',
+      service_description => 'HTTP',
+      host_name           => 'www.beispiel.de',
+    }
 
 
 Define some default checks: