diff --git a/Doc/library/2to3.rst b/Doc/library/2to3.rst
index 1d7bd2628729056..3fd6b17c8962c9c 100644
--- a/Doc/library/2to3.rst
+++ b/Doc/library/2to3.rst
@@ -468,8 +468,8 @@ and off individually.  They are described here in more detail.
    Python 3.9 will switch to a PEG parser (see :pep:`617`), and Python 3.10 may
    include new language syntax that is not parsable by lib2to3's LL(1) parser.
    The ``lib2to3`` module may be removed from the standard library in a future
-   Python version. Consider third-party alternatives such as `LibCST`_ or
-   `parso`_.
+   Python version. Consider third-party alternatives such as `LibCST`_,
+   `parso`_ or `fissix`_.
 
 .. note::
 
@@ -478,3 +478,4 @@ and off individually.  They are described here in more detail.
 
 .. _LibCST: https://libcst.readthedocs.io/
 .. _parso: https://parso.readthedocs.io/
+.. _fissix: https://pypi.org/project/fissix/