diff --git a/docs/src/whatsnew/latest.rst b/docs/src/whatsnew/latest.rst
index 8e3903b802..332801728c 100644
--- a/docs/src/whatsnew/latest.rst
+++ b/docs/src/whatsnew/latest.rst
@@ -92,6 +92,9 @@ This document explains the changes made to Iris for this release
 #. `@bjlittle`_ and `@trexfeathers`_ (reviewer) migrated ``setup.cfg`` to
    ``pyproject.toml``, as motivated by `PEP-0621`_. (:pull:`5262`)
 
+#. `@bjlittle`_ adopted `pypa/build`_ recommended best practice to build a
+   binary ``wheel`` from the ``sdist``. (:pull:`5266`)
+
 
 .. comment
     Whatsnew author names (@github name) in alphabetical order. Note that,
@@ -107,3 +110,4 @@ This document explains the changes made to Iris for this release
 .. _sphinx-design: https://github.com/executablebooks/sphinx-design
 .. _check-manifest: https://github.com/mgedmin/check-manifest
 .. _PEP-0621: https://peps.python.org/pep-0621/
+.. _pypa/build: https://pypa-build.readthedocs.io/en/stable/
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