diff --git a/CHANGELOG.md b/CHANGELOG.md
index 08847a5..1ad9df5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,8 +4,9 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
-## Unreleased
+## [Unreleased]
 
+## [0.4.0] - 2023-10-06
 ### Added
 - Navigate to run page after running manually a pipeline or trigger (#71)
 - Add `ky` frontend dependency as HTTP fetch library
@@ -55,7 +56,6 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Remove `server_url` configuration as unused
 
 ## [0.3.2] - 2023-06-20
-
 ### Added
 - Add next fire time to pipelines and triggers (#27)
 - show run time in runs list (#129)
@@ -69,4 +69,6 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Fix the run pipeline dialog open/close logic
 - Show pipeline name in runs list (#127)
 
+[Unreleased]: https://github.com/lucafaggianelli/mario-pype/compare/v0.4.0...HEAD
+[0.4.0]: https://github.com/lucafaggianelli/mario-pype/compare/v0.3.2...v0.4.0
 [0.3.2]: https://github.com/lucafaggianelli/plombery.git/releases/tag/v0.3.2
diff --git a/frontend/package.json b/frontend/package.json
index 616d2bd..a78926c 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "plombery",
-  "version": "0.4.0.rc1",
+  "version": "0.4.0",
   "description": "",
   "license": "MIT",
   "author": {
diff --git a/src/plombery/_version.py b/src/plombery/_version.py
index b0d3c61..c637762 100644
--- a/src/plombery/_version.py
+++ b/src/plombery/_version.py
@@ -1,3 +1,3 @@
 # Keep it aligned with version in package.json
 
-__version__ = "0.4.0.rc1"
+__version__ = "0.4.0"