1 files changed, 1 insertions, 1 deletions
diff --git a/phpBB/phpbb/notification/manager.php b/phpBB/phpbb/notification/manager.php
index 971a53a16a..dd611e1dd1 100644
--- a/phpBB/phpbb/notification/manager.php
+++ b/phpBB/phpbb/notification/manager.php
@@ -292,7 +292,7 @@ class manager
 			WHERE notification_time <= " . (int) $time .
 				(($notification_type_name !== false) ? ' AND ' .
 					(is_array($notification_type_name) ? $this->db->sql_in_set('notification_type_id', $this->get_notification_type_ids($notification_type_name)) : 'notification_type_id = ' . $this->get_notification_type_id($notification_type_name)) : '') .
-				(($item_parent_id !== false) ? ' AND ' . (is_array($item_parent_id) ? $this->db->sql_in_set('item_parent_id', $item_parent_id) : 'item_parent_id = ' . (int) $item_parent_id) : '') .
+				(($item_parent_id !== false) ? ' AND ' . (is_array($item_parent_id) ? $this->db->sql_in_set('item_parent_id', $item_parent_id, false, true) : 'item_parent_id = ' . (int) $item_parent_id) : '') .
 				(($user_id !== false) ? ' AND ' . (is_array($user_id) ? $this->db->sql_in_set('user_id', $user_id) : 'user_id = ' . (int) $user_id) : '');
 		$this->db->sql_query($sql);
 	}