diff --git a/Documentation/Changelog/Readme.md b/Documentation/Changelog/Readme.md
index 306cdcf8a..4e4690d6f 100644
--- a/Documentation/Changelog/Readme.md
+++ b/Documentation/Changelog/Readme.md
@@ -7,6 +7,7 @@ breaking changes and how to handle them
 
 | Version         | Release Date | Description                                                                                                                                                                                                           |
 |-----------------|--------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| 12.4.1          | 2024-09-17   | Security release: Harden access checks to mail records.                                                                                                                                                               |
 | [!!!] 12.4.0    | 2024-08-21   | Security release: Harden access checks to mail records, remove export and rss views completely without any replacement.                                                                                               |
 | 12.3.5          | 2024-06-07   | Bugfix release: Please see commit history for changes.                                                                                                                                                                |
 | 12.3.3 / 12.3.4 | 2024-06-03   | Bugfix release: Please see commit history for changes.                                                                                                                                                                |
diff --git a/ext_emconf.php b/ext_emconf.php
index 5b1c1efaa..e98ffc130 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -6,7 +6,7 @@
         and easy to use mailform extension with a lots of features
         (spam prevention, marketing information, optin, ajax submit, diagram analysis, etc...)',
     'category' => 'plugin',
-    'version' => '12.4.0',
+    'version' => '12.4.1',
     'state' => 'stable',
     'author' => 'Powermail Development Team',
     'author_email' => 'service@in2code.de',