diff --git a/src/applications/metamta/storage/PhabricatorMetaMTAMail.php b/src/applications/metamta/storage/PhabricatorMetaMTAMail.php
--- a/src/applications/metamta/storage/PhabricatorMetaMTAMail.php
+++ b/src/applications/metamta/storage/PhabricatorMetaMTAMail.php
@@ -206,6 +206,11 @@
     return $this;
   }
 
+  public function setRawFrom($raw_email, $raw_name) {
+    $this->setParam('raw-from', array($raw_email, $raw_name));
+    return $this;
+  }
+
   public function setReplyTo($reply_to) {
     $this->setParam('reply-to', $reply_to);
     return $this;
@@ -430,6 +435,10 @@
 
       foreach ($params as $key => $value) {
         switch ($key) {
+          case 'raw-from':
+            list($from_email, $from_name) = $value;
+            $mailer->setFrom($from_email, $from_name);
+            break;
           case 'from':
             $from = $value;
             $actor_email = null;