diff --git a/CHANGELOG.md b/CHANGELOG.md
index d9746aa..f594553 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/1.0.0/), and this project
 adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [0.6.6] - 2024-12-04
 
 ### Added
 
@@ -323,7 +323,8 @@ adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 - First public release.
 
-[Unreleased]: https://github.com/HMIProject/open62541/compare/v0.6.5...HEAD
+[Unreleased]: https://github.com/HMIProject/open62541/compare/v0.6.6...HEAD
+[0.6.6]: https://github.com/HMIProject/open62541/compare/v0.6.5...v0.6.6
 [0.6.5]: https://github.com/HMIProject/open62541/compare/v0.6.4...v0.6.5
 [0.6.4]: https://github.com/HMIProject/open62541/compare/v0.6.3...v0.6.4
 [0.6.3]: https://github.com/HMIProject/open62541/compare/v0.6.2...v0.6.3
diff --git a/Cargo.lock b/Cargo.lock
index 169bb2a..6d18aca 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -452,7 +452,7 @@ dependencies = [
 
 [[package]]
 name = "open62541"
-version = "0.6.5"
+version = "0.6.6"
 dependencies = [
  "anyhow",
  "env_logger",
diff --git a/Cargo.toml b/Cargo.toml
index 5e0c9b5..7df3b1d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "open62541"
-version = "0.6.5"
+version = "0.6.6"
 authors = ["HMI Project"]
 edition = "2021"
 # Keep the MSRV number here in sync with `test.yaml`. We require Rust 1.77 since