diff --git a/phpgwapi/inc/class.egw_mailer.inc.php b/phpgwapi/inc/class.egw_mailer.inc.php
index c617f331bf..e781b7468e 100644
--- a/phpgwapi/inc/class.egw_mailer.inc.php
+++ b/phpgwapi/inc/class.egw_mailer.inc.php
@@ -707,6 +707,7 @@ class egw_mailer extends Horde_Mime_Mail
 		{
 			case '_bcc':
 				$this->_bcc = $value;	// this is NOT PHPMailer compatibility, but need for working BCC, if $this->_bcc is NOT set
+				break;
 			case 'Sender':
 				$this->addHeader('Return-Path', '<'.$value.'>', true);
 				break;