diff --git a/CHANGELOG.md b/CHANGELOG.md
index a65f8f72..9687b371 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
 Changelog
 =========
 
+Version 3.9.1 (2024-11-22)
+--------------------------
+* `send_many` now returns a list of created `Email` instances. Thanks @chromium7!
+
 Version 3.9.0 (2024-06-19)
 --------------------------
 * Added a new `LOCK_FILE_NAME` which lets you change post office's lock file name. Thanks @mogost!
@@ -81,7 +85,7 @@ Version 3.4.1 (2020-05-16)
 --------------------------
 * Allow `tasks.py` to be imported when Celery is not installed. This allows
   auto-discovery by other task systems such as Huey to succeed.
-* Fix duplicate key problem in template editor in Django admin. 
+* Fix duplicate key problem in template editor in Django admin.
 
 Version 3.4.0 (2020-04-13)
 --------------------------
diff --git a/post_office/version.txt b/post_office/version.txt
index bce8d42b..69c4a46a 100644
--- a/post_office/version.txt
+++ b/post_office/version.txt
@@ -1 +1 @@
-3, 9, 0
\ No newline at end of file
+3, 9, 1
diff --git a/setup.py b/setup.py
index d697ca6e..e2fdbd86 100644
--- a/setup.py
+++ b/setup.py
@@ -68,6 +68,7 @@ def run_tests(self):
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',
         'Programming Language :: Python :: 3.12',
+        'Programming Language :: Python :: 3.13',
         'Topic :: Communications :: Email',
         'Topic :: Internet :: WWW/HTTP',
         'Topic :: Software Development :: Libraries :: Python Modules',