diff --git a/CHANGELOG.md b/CHANGELOG.md
index df6ebbe2b..8dff47e4d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ This file is used to list changes made in each version of the docker cookbook.
 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
+## 11.5.0 - *2024-08-03*
 
 - Add `none` as an option to `service_manager` to allow using the system defaults
 - Switch to running vagrant+virtualbox on Ubuntu via nested virtualization for smoke tests