diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8fa4c4a..e8b2f60 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [1.4.0] - 2026-09-01
 
 ### Fixed
 - GitHub: a versioned PURL is answered with an archive of the ref asked for
diff --git a/pyproject.toml b/pyproject.toml
index b830cc0..927b4e9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "purl2src"
-version = "1.3.0"
+version = "1.4.0"
 description = "Translate Package URLs (PURLs) into validated download URLs for source code artifacts"
 readme = "README.md"
 requires-python = ">=3.8"