diff --git a/.github/SECURITY.md b/.github/SECURITY.md
index 912514fa..b59e1cc9 100644
--- a/.github/SECURITY.md
+++ b/.github/SECURITY.md
@@ -4,13 +4,13 @@
 
 The following versions of `ergebnis/json` have active support:
 
-- `^1.2.0`
+- `^1.3.0`
 
 ## Unsupported Versions
 
 The following versions of `ergebnis/json` have reached their end of life:
 
-- `<1.2.0`
+- `<1.3.0`
 
 ## Reporting a Vulnerability
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index bcc3b3d9..c3628b7e 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 [`1.2.0...main`][1.2.0...main].
+For a full diff see [`1.3.0...main`][1.3.0...main].
+
+## [`1.3.0`][1.3.0]
+
+For a full diff see [`1.2.0...1.3.0`][1.2.0..1.3.0].
 
 ### Changed
 
@@ -51,12 +55,14 @@ For a full diff see [`c020e6f...1.0.0`][c020e6f...1.0.0].
 [1.0.1]: https://github.com/ergebnis/json/releases/tag/1.0.1
 [1.1.0]: https://github.com/ergebnis/json/releases/tag/1.1.0
 [1.2.0]: https://github.com/ergebnis/json/releases/tag/1.2.0
+[1.3.0]: https://github.com/ergebnis/json/releases/tag/1.3.0
 
 [c020e6f...1.0.0]: https://github.com/ergebnis/json/compare/c020e6f...1.0.0
 [1.0.0...1.0.1]: https://github.com/ergebnis/json/compare/1.0.0...1.0.1
 [1.0.1...1.1.0]: https://github.com/ergebnis/json/compare/1.0.1...1.1.0
 [1.1.0...1.2.0]: https://github.com/ergebnis/json/compare/1.1.0...1.2.0
-[1.2.0...main]: https://github.com/ergebnis/json/compare/1.2.0...main
+[1.2.0...1.3.0]: https://github.com/ergebnis/json/compare/1.2.0...1.3.0
+[1.3.0...main]: https://github.com/ergebnis/json/compare/1.3.0...main
 
 [#1]: https://github.com/ergebnis/json/pull/1
 [#2]: https://github.com/ergebnis/json/pull/2