diff --git a/.github/SECURITY.md b/.github/SECURITY.md
index abb0a8d6..2cc1e279 100644
--- a/.github/SECURITY.md
+++ b/.github/SECURITY.md
@@ -4,13 +4,13 @@
 
 The following versions of `ergebnis/license` have active support:
 
-- `^2.3.0`
+- `^2.4.0`
 
 ## Unsupported Versions
 
 The following versions of `ergebnis/license` have reached their end of life:
 
-- `<2.3.0`
+- `<2.4.0`
 
 ## Reporting a Vulnerability
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8953e68d..e822ff2a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,11 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## Unreleased
 
-For a full diff see [`2.3.0...main`][2.3.0...main].
+For a full diff see [`2.4.0...main`][2.4.0...main].
+
+## [`2.4.0`][2.4.0]
+
+For a full diff see [`2.3.0...2.4.0`][2.3.0...2.4.0].
 
 ## Added
 
@@ -114,7 +118,8 @@ For a full diff see [`675601b...0.1.0`][675601b...0.1.0].
 [2.0.0...2.1.0]: https://github.com/ergebnis/license/compare/2.0.0...2.1.0
 [2.1.0...2.2.0]: https://github.com/ergebnis/license/compare/2.1.0...2.2.0
 [2.2.0...2.3.0]: https://github.com/ergebnis/license/compare/2.2.0...2.3.0
-[2.3.0...main]: https://github.com/ergebnis/license/compare/2.3.0...main
+[2.3.0...2.4.0]: https://github.com/ergebnis/license/compare/2.3.0...2.4.0
+[2.4.0...main]: https://github.com/ergebnis/license/compare/2.4.0...main
 
 [#7]: https://github.com/ergebnis/license/pull/7
 [#10]: https://github.com/ergebnis/license/pull/10