diff --git a/Doc/whatsnew/3.8.rst b/Doc/whatsnew/3.8.rst
index 7c293a501895b3..4233fd9f7e19dc 100644
--- a/Doc/whatsnew/3.8.rst
+++ b/Doc/whatsnew/3.8.rst
@@ -2004,6 +2004,8 @@ Changes in the Python API
   ``replace()`` method of :class:`types.CodeType` can be used to make the code
   future-proof.
 
+* The parameter ``digestmod`` for :func:`hmac.new` no longer uses the MD5 digest
+  by default.
 
 Changes in the C API
 --------------------