diff --git a/doc/index.md b/doc/index.md
index c76f32a..e47327b 100644
--- a/doc/index.md
+++ b/doc/index.md
@@ -3,8 +3,8 @@
 This page will document the API classes and ways to properly use the API. These resources will eventually move to
 the official documentation at [https://documentation.mailgun.com](https://documentation.mailgun.com/api_reference.html).
 
-Other relevant documentation pages might be: 
- 
+Other relevant documentation pages might be:
+
 * [Attachments](attachments.md)
 * [Pagination](pagination.md)
 * [Message Builder](/src/Message/README.md)
@@ -90,9 +90,9 @@ $mailgun->events()->get('example.com');
 #### Send a message
 ```php
 $parameters = [
-    'from'    => 'bob@example.com', 
-    'to'      => 'sally@example.com', 
-    'subject' => 'The PHP SDK is awesome!', 
+    'from'    => 'bob@example.com',
+    'to'      => 'sally@example.com',
+    'subject' => 'The PHP SDK is awesome!',
     'text'    => 'It is so simple to send a message.'
 ];
 $mailgun->messages()->send('example.com', $parameters);
@@ -102,10 +102,10 @@ $mailgun->messages()->send('example.com', $parameters);
 Below in an example how to create a Mime message with SwiftMailer.
 
 ```php
-$message = \Swift_Message::newInstance('Mail Subject');
+$message = new Swift_Message('Mail Subject');
 $message->setFrom(['from@exemple.com' => 'Example Inc']);
 $message->setTo(['user0gmail.com' => 'User 0', 'user1@hotmail.com' => 'User 1']);
-// $message->setBcc('admin@example.com'); Do not do this, BCC will be visible for all receipients if you do. 
+// $message->setBcc('admin@example.com'); Do not do this, BCC will be visible for all receipients if you do.
 $message->setCc('invoice@example.com');
 
 $messageBody = 'Look at the <b>fancy</b> HTML body.';
@@ -115,7 +115,7 @@ $message->setBody($messageBody, 'text/html');
 $to = ['admin@example.com', 'user0gmail.com', 'user1@hotmail.com', 'invoice@example.com']
 
 // Send the message
-$mailgun->messages()->sendMime('example.com', $to, $message->toString());
+$mailgun->messages()->sendMime('example.com', $to, $message->toString(), []);
 ```
 
 #### Show a stored message
@@ -302,7 +302,7 @@ $valid = $mailgun->webhooks()->verifyWebhookSignature($timestamp, $token, $signa
 
 if (!$valid) {
     // Create a 403 response
-    
+
     exit();
 }