diff --git a/phpBB/includes/tree/interface.php b/phpBB/includes/tree/interface.php
index 3f03363151..4e22e322f3 100644
--- a/phpBB/includes/tree/interface.php
+++ b/phpBB/includes/tree/interface.php
@@ -1,7 +1,7 @@
 <?php
 /**
 *
-* @package Tree
+* @package tree
 * @copyright (c) 2013 phpBB Group
 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
 *
@@ -18,7 +18,7 @@ if (!defined('IN_PHPBB'))
 interface phpbb_tree_interface
 {
 	/**
-	* Insert an item into the tree
+	* Insert an item into the tree (also insert the rows into the table)
 	*
 	* @param array	$item	The item to be added
 	* @return array Array with item data as set in the database
@@ -26,7 +26,7 @@ interface phpbb_tree_interface
 	public function insert(array $additional_data);
 
 	/**
-	* Delete an item from the tree
+	* Delete an item from the tree (also deletes the rows form the table)
 	*
 	* Also deletes all subitems from the tree
 	*
diff --git a/phpBB/includes/tree/nestedset.php b/phpBB/includes/tree/nestedset.php
index 245a8165ef..ffe8687e54 100644
--- a/phpBB/includes/tree/nestedset.php
+++ b/phpBB/includes/tree/nestedset.php
@@ -1,7 +1,7 @@
 <?php
 /**
 *
-* @package Tree - Nested Set
+* @package tree - nestedset
 * @copyright (c) 2013 phpBB Group
 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
 *
diff --git a/phpBB/includes/tree/nestedset_forum.php b/phpBB/includes/tree/nestedset_forum.php
index 7dcb12331c..06ef37e971 100644
--- a/phpBB/includes/tree/nestedset_forum.php
+++ b/phpBB/includes/tree/nestedset_forum.php
@@ -1,7 +1,7 @@
 <?php
 /**
 *
-* @package Tree - Nested Set Forum
+* @package tree - nestedset forum
 * @copyright (c) 2013 phpBB Group
 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
 *
diff --git a/tests/tree/nestedset_forum_base.php b/tests/tree/nestedset_forum_base.php
index 1e79df2c0d..bfb97ba63e 100644
--- a/tests/tree/nestedset_forum_base.php
+++ b/tests/tree/nestedset_forum_base.php
@@ -1,7 +1,7 @@
 <?php
 /**
 *
-* @package Nested Set Forum
+* @package tree - nestedset forum
 * @copyright (c) 2013 phpBB Group
 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
 *
diff --git a/tests/tree/nestedset_forum_get_data_test.php b/tests/tree/nestedset_forum_get_data_test.php
index 24ada93409..71c1d8bf8a 100644
--- a/tests/tree/nestedset_forum_get_data_test.php
+++ b/tests/tree/nestedset_forum_get_data_test.php
@@ -1,7 +1,7 @@
 <?php
 /**
 *
-* @package Nested Set Forum
+* @package tree - nestedset forum
 * @copyright (c) 2013 phpBB Group
 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
 *
diff --git a/tests/tree/nestedset_forum_insert_delete_test.php b/tests/tree/nestedset_forum_insert_delete_test.php
index 67692d2b7e..1e4eb2fccb 100644
--- a/tests/tree/nestedset_forum_insert_delete_test.php
+++ b/tests/tree/nestedset_forum_insert_delete_test.php
@@ -1,7 +1,7 @@
 <?php
 /**
 *
-* @package Nested Set Forum
+* @package tree - nestedset forum
 * @copyright (c) 2013 phpBB Group
 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
 *
diff --git a/tests/tree/nestedset_forum_move_test.php b/tests/tree/nestedset_forum_move_test.php
index 9561089378..2471f1c69c 100644
--- a/tests/tree/nestedset_forum_move_test.php
+++ b/tests/tree/nestedset_forum_move_test.php
@@ -1,7 +1,7 @@
 <?php
 /**
 *
-* @package Nested Set Forum
+* @package tree - nestedset forum
 * @copyright (c) 2013 phpBB Group
 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
 *
diff --git a/tests/tree/nestedset_forum_regenerate_test.php b/tests/tree/nestedset_forum_regenerate_test.php
index 6b1759d1cc..e01ef0faed 100644
--- a/tests/tree/nestedset_forum_regenerate_test.php
+++ b/tests/tree/nestedset_forum_regenerate_test.php
@@ -1,7 +1,7 @@
 <?php
 /**
 *
-* @package Nested Set Forum
+* @package tree - nestedset forum
 * @copyright (c) 2013 phpBB Group
 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
 *
diff --git a/tests/tree/nestedset_forum_test.php b/tests/tree/nestedset_forum_test.php
index 5e6d912596..fb9bbc1660 100644
--- a/tests/tree/nestedset_forum_test.php
+++ b/tests/tree/nestedset_forum_test.php
@@ -1,7 +1,7 @@
 <?php
 /**
 *
-* @package Nested Set Forum
+* @package tree - nestedset forum
 * @copyright (c) 2013 phpBB Group
 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
 *