From 4e7947435d2b9cfc77b67ca4026d0e359b7576e7 Mon Sep 17 00:00:00 2001
From: Matthew Avaylon <mavaylon1@berkeley.edu>
Date: Fri, 29 Sep 2023 08:17:40 -0700
Subject: [PATCH] Release 3.9.1

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 CHANGELOG.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 15c270ab3..01e3f8168 100644
--- a/CHANGELOG.md
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 # HDMF Changelog
 
-## HDMF 3.9.1 (Upcoming)
+## HDMF 3.9.1 (September 28, 2023)
 
 ### Enhancements
 - Updated `TermSet` to be used with `TermSetWrapper`, allowing for general use of validation for datasets and attributes. This also brings updates to `HERD` integration and updates on `write` to easily add references for wrapped datasets/attributes. @mavaylon1 [#950](https://github.com/hdmf-dev/hdmf/pull/950)