From d5aab5ca50308c80a184e44d8f969fa2ffa4e8f2 Mon Sep 17 00:00:00 2001
From: Hadi Nategh <hnategh@gmail.com>
Date: Fri, 3 Jun 2016 10:29:49 +0200
Subject: [PATCH] Fix broken mail tree caused by commit
 9b99ce5339e4d8f0104feb9848ee8186a0f359b2

---
 mail/inc/class.mail_tree.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mail/inc/class.mail_tree.inc.php b/mail/inc/class.mail_tree.inc.php
index 1a84359117..22ed745d03 100644
--- a/mail/inc/class.mail_tree.inc.php
+++ b/mail/inc/class.mail_tree.inc.php
@@ -509,7 +509,7 @@ class mail_tree
 		{
 			if ($account[Tree::ID] == $_profileID)
 			{
-				array_merge($account , $branches);
+				$account = array_merge($account , $branches);
 			}
 		}
 		return $tree;