diff --git a/docs/contributing/sphinx.rst b/docs/contributing/sphinx.rst
--- a/docs/contributing/sphinx.rst
+++ b/docs/contributing/sphinx.rst
@@ -3,7 +3,8 @@
 Sphinx gotchas
 ==============
 
-Here is a list of common gotchas when formatting Python docstrings for `Sphinx <https://www.sphinx-doc.org/en/stable/>`_ and the `Napoleon <https://www.sphinx-doc.org/en/stable/ext/napoleon.html>`_ style.
+Here is a list of common gotchas when formatting Python docstrings for `Sphinx <https://www.sphinx-doc.org/en/stable/>`_
+and the `Napoleon <https://www.sphinx-doc.org/en/stable/ext/napoleon.html>`_ style.
 
 Sphinx
 ------