diff --git a/CHANGES b/CHANGES
index 12ceef6460..bf6ebe77e6 100644
--- a/CHANGES
+++ b/CHANGES
@@ -8,6 +8,8 @@
 5922.	[bug]		Forwarding of UPDATE message could fail with the
 			introduction of netmgr. This has been fixed. [GL #3389]
 
+	--- 9.16.31 released ---
+
 5917.	[bug]		Update ifconfig.sh script as is miscomputed interface
 			identifiers when destroying interfaces. [GL #3061]
 
diff --git a/doc/arm/notes.rst b/doc/arm/notes.rst
index 06413a2466..7285f4d1c4 100644
--- a/doc/arm/notes.rst
+++ b/doc/arm/notes.rst
@@ -45,6 +45,7 @@ information about each release, source code, and pre-compiled versions
 for Microsoft Windows operating systems.
 
 .. include:: ../notes/notes-current.rst
+.. include:: ../notes/notes-9.16.31.rst
 .. include:: ../notes/notes-9.16.30.rst
 .. include:: ../notes/notes-9.16.29.rst
 .. include:: ../notes/notes-9.16.28.rst
diff --git a/doc/notes/notes-9.16.31.rst b/doc/notes/notes-9.16.31.rst
new file mode 100644
index 0000000000..30a13e553a
--- /dev/null
+++ b/doc/notes/notes-9.16.31.rst
@@ -0,0 +1,24 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+Notes for BIND 9.16.31
+----------------------
+
+Bug Fixes
+~~~~~~~~~
+
+- An assertion failure caused by a TCP connection closing between a
+  connect (or accept) and a read from a socket has been fixed.
+  :gl:`#3400`
+
+- :iscman:`named` could crash during a very rare situation that could
+  arise when validating a query which had timed out at that exact
+  moment. This has been fixed. :gl:`#3398`