diff --git a/src/Illuminate/Mail/Transport/MailgunTransport.php b/src/Illuminate/Mail/Transport/MailgunTransport.php
index 195c00032464..1c862b1a7f30 100644
--- a/src/Illuminate/Mail/Transport/MailgunTransport.php
+++ b/src/Illuminate/Mail/Transport/MailgunTransport.php
@@ -72,9 +72,10 @@ public function send(Swift_Mime_SimpleMessage $message, &$failedRecipients = nul
             $this->payload($message, $to)
         );
 
-        $message->getHeaders()->addTextHeader(
-            'X-Mailgun-Message-ID', $this->getMessageId($response)
-        );
+        $messageId = $this->getMessageId($response);
+
+        $message->getHeaders()->addTextHeader('X-Message-ID', $messageId);
+        $message->getHeaders()->addTextHeader('X-Mailgun-Message-ID', $messageId);
 
         $message->setBcc($bcc);
 
diff --git a/src/Illuminate/Mail/Transport/SesTransport.php b/src/Illuminate/Mail/Transport/SesTransport.php
index 0dc8584a4edc..76eb2a8a03c3 100644
--- a/src/Illuminate/Mail/Transport/SesTransport.php
+++ b/src/Illuminate/Mail/Transport/SesTransport.php
@@ -52,7 +52,10 @@ public function send(Swift_Mime_SimpleMessage $message, &$failedRecipients = nul
             )
         );
 
-        $message->getHeaders()->addTextHeader('X-SES-Message-ID', $result->get('MessageId'));
+        $messageId = $result->get('MessageId');
+
+        $message->getHeaders()->addTextHeader('X-Message-ID', $messageId);
+        $message->getHeaders()->addTextHeader('X-SES-Message-ID', $messageId);
 
         $this->sendPerformed($message);
 
diff --git a/tests/Mail/MailSesTransportTest.php b/tests/Mail/MailSesTransportTest.php
index 3e32c55d3646..90c5540f2de0 100644
--- a/tests/Mail/MailSesTransportTest.php
+++ b/tests/Mail/MailSesTransportTest.php
@@ -52,7 +52,7 @@ public function testSend()
         $transport = new SesTransport($client);
 
         // Generate a messageId for our mock to return to ensure that the post-sent message
-        // has X-SES-Message-ID in its headers
+        // has X-Message-ID in its headers
         $messageId = Str::random(32);
         $sendRawEmailMock = new sendRawEmailMock($messageId);
         $client->expects($this->once())
@@ -64,6 +64,8 @@ public function testSend()
             ->willReturn($sendRawEmailMock);
 
         $transport->send($message);
+
+        $this->assertEquals($messageId, $message->getHeaders()->get('X-Message-ID')->getFieldBody());
         $this->assertEquals($messageId, $message->getHeaders()->get('X-SES-Message-ID')->getFieldBody());
     }
 }