Issue #6715: Add module for compression using the LZMA algorithm.
diff --git a/Doc/library/zipfile.rst b/Doc/library/zipfile.rst
index 6f84bcc..c3e13ed 100644
--- a/Doc/library/zipfile.rst
+++ b/Doc/library/zipfile.rst
@@ -23,7 +23,7 @@
 create an encrypted file.  Decryption is extremely slow as it is
 implemented in native Python rather than C.
 
-For other archive formats, see the :mod:`bz2`, :mod:`gzip`, and
+For related file formats, see the :mod:`bz2`, :mod:`gzip`, :mod:`lzma`, and
 :mod:`tarfile` modules.
 
 The module defines the following items: