diff --git a/CHANGELOG.md b/CHANGELOG.md
index 659c23d4..015fd7ad 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ All notable changes to this project are documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html) (as of version 1.4.0).
 
-## [Unreleased]
+## [1.5.3] - 2023-08-23
 
 ### Changed
 
diff --git a/src/warc2zim/VERSION b/src/warc2zim/VERSION
index 4cda8f19..8af85beb 100644
--- a/src/warc2zim/VERSION
+++ b/src/warc2zim/VERSION
@@ -1 +1 @@
-1.5.2
+1.5.3