diff --git a/guides/how-to-contribute-to-this-documentation.rst b/guides/how-to-contribute-to-this-documentation.rst
index 976481d2ff27cab1d19384262f809c8ad3c8c300..ecf3f6dc99ea5fa560976d2829bb7887b553f2a7 100644
--- a/guides/how-to-contribute-to-this-documentation.rst
+++ b/guides/how-to-contribute-to-this-documentation.rst
@@ -22,12 +22,15 @@ see :doc:`the beginning of our patch submission guide
 <how-to-submit-a-patch>` (TODO).
 
 If you want to preview your changes locally in your web browser, you
-need to install `Sphinx <https://www.sphinx-doc.org>`_.  You also need
-to install a markdown parser for Sphinx:
+need to install `Sphinx <https://www.sphinx-doc.org>`_,
+the `Read the Docs Sphinx theme
+<https://sphinx-rtd-theme.readthedocs.io/en/stable/>`_,
+and the `MyST Markdown parser
+<https://myst-parser.readthedocs.io/en/latest/index.html>`_.
 
 .. code-block:: bash
 
-   $ pip install --upgrade recommonmark
+   $ pip install --upgrade sphinx sphinx_rtd_theme myst_parser
 
 
 Cloning the repository