diff --git a/src/applications/people/storage/PhabricatorUser.php b/src/applications/people/storage/PhabricatorUser.php
index 9845a110c1..c34f246859 100644
--- a/src/applications/people/storage/PhabricatorUser.php
+++ b/src/applications/people/storage/PhabricatorUser.php
@@ -590,7 +590,6 @@ EOBODY;
       ->addTos(array($this->getPHID()))
       ->setSubject('[Phabricator] Welcome to Phabricator')
       ->setBody($body)
-      ->setFrom($admin->getPHID())
       ->saveAndSend();
   }
 
@@ -630,7 +629,6 @@ EOBODY;
       ->addTos(array($this->getPHID()))
       ->setSubject('[Phabricator] Username Changed')
       ->setBody($body)
-      ->setFrom($admin->getPHID())
       ->saveAndSend();
   }