diff --git a/src/Phing/Task/Ext/Archive/TarTask.php b/src/Phing/Task/Ext/Archive/TarTask.php
index 92a8c8213..f1c6ae2c5 100644
--- a/src/Phing/Task/Ext/Archive/TarTask.php
+++ b/src/Phing/Task/Ext/Archive/TarTask.php
@@ -181,6 +181,7 @@ public function setLongfile($mode)
      * <li>  none - no compression
      * <li>  gzip - Gzip compression
      * <li>  bzip2 - Bzip2 compression
+     * <li>  lzma2 - Lzma2 compression
      * </ul>
      *
      * @param string $mode