diff --git a/addressbook/inc/class.addressbook_bo.inc.php b/addressbook/inc/class.addressbook_bo.inc.php
index f7104b9728..cbb2b2afb8 100755
--- a/addressbook/inc/class.addressbook_bo.inc.php
+++ b/addressbook/inc/class.addressbook_bo.inc.php
@@ -1522,7 +1522,7 @@ class addressbook_bo extends addressbook_so
 	{
 		if (!is_object($this->categories))
 		{
-			$this->categories = new categories($this->owner,'addressbook');
+			$this->categories = new categories($this->user,'addressbook');
 		}
 		
 		if($contact_id && $contact_id > 0)
diff --git a/addressbook/inc/class.addressbook_ui.inc.php b/addressbook/inc/class.addressbook_ui.inc.php
index 59a821a3b6..8ee76840a7 100644
--- a/addressbook/inc/class.addressbook_ui.inc.php
+++ b/addressbook/inc/class.addressbook_ui.inc.php
@@ -1608,7 +1608,7 @@ class addressbook_ui extends addressbook_bo
 		{
 			if (!is_object($this->categories))
 			{
-				$this->categories = new categories($this->owner,'addressbook');
+				$this->categories = new categories($this->user,'addressbook');
 			}
 			$category_ids = array();
 			foreach(explode(',',$content['cat_id']) as $cat_id)