diff --git a/Doc/whatsnew/3.11.rst b/Doc/whatsnew/3.11.rst
index 954b89c827929e822935f133b836a2935a4b03b4..d9528c62e67ce0458bcbe82be42f8db15011fdee 100644
--- a/Doc/whatsnew/3.11.rst
+++ b/Doc/whatsnew/3.11.rst
@@ -995,6 +995,19 @@ sysconfig
   (Contributed by Miro Hrončok in :issue:`45413`.)
 
 
+.. _whatsnew311-tempfile:
+
+tempfile
+--------
+
+* :class:`~tempfile.SpooledTemporaryFile` objects now fully implements the methods
+  of :class:`io.BufferedIOBase` or :class:`io.TextIOBase`
+  (depending on file mode).
+  This lets them work correctly with APIs that expect file-like objects,
+  such as compression modules.
+  (Contributed by Carey Metcalfe in :gh:`70363`.)
+
+
 threading
 ---------