diff --git a/Misc/NEWS b/Misc/NEWS
index 827640a..cadafd0 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -57,6 +57,9 @@
 Library
 -------
 
+- Issue #10253: FileIO leaks a file descriptor when trying to open a file
+  for append that isn't seekable.  Patch by Brian Brazil.
+
 - Support context manager protocol for file-like objects returned by
   mailbox ``get_file()`` methods.