1 files changed, 1 insertions, 0 deletions
diff --git a/phpBB/includes/notification/manager.php b/phpBB/includes/notification/manager.php
index ff83d4bb37..4e26234390 100644
--- a/phpBB/includes/notification/manager.php
+++ b/phpBB/includes/notification/manager.php
@@ -256,6 +256,7 @@ class phpbb_notification_manager
 			SET notification_read = 1
 			WHERE notification_time <= " . (int) $time .
 				(($item_type !== false) ? ' AND ' . (is_array($item_type) ? $this->db->sql_in_set('item_type', $item_type) : " item_type = '" . $this->db->sql_escape($item_type) . "'") : '') .
+				(($user_id !== false) ? ' AND ' . (is_array($user_id) ? $this->db->sql_in_set('user_id', $user_id) : 'user_id = ' . (int) $user_id) : '') .
 				(($item_id !== false) ? ' AND ' . (is_array($item_id) ? $this->db->sql_in_set('item_id', $item_id) : 'item_id = ' . (int) $item_id) : '');
 		$this->db->sql_query($sql);
 	}