diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc2693b..f47cf9f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@ 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).
 
 ## [Unreleased]
+
+## [0.4.0] - 2022-05-08
 ### Added
 
 - Automatic linter checks via Github Actions
diff --git a/pyproject.toml b/pyproject.toml
index 64805a8..db37b12 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "oscclip"
-version = "0.3.0"
+version = "0.4.0"
 description = "Utilities to access the clipboard via OSC52"
 authors = ["Stefan Tatschner <stefan@rumpelsepp.org>"]
 license = "GPLv3"