diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 4cff5b9..f1c1e58 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.4.2"
+  ".": "0.5.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 899bef8..b30d7f0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,20 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/) and this
 
 - Enabled warnings as error, requires CMake 3.24
 
+## [0.5.0](https://github.com/philips-software/amp-postmaster/compare/v0.4.2...v0.5.0) (2026-01-08)
+
+
+### Features
+
+* **deps:** Bump the git-submodules group with 3 updates ([#157](https://github.com/philips-software/amp-postmaster/issues/157)) ([c72f827](https://github.com/philips-software/amp-postmaster/commit/c72f82746b9ce9e1db89811cab0ec1cbe0d8ef59))
+
+
+### Bug Fixes
+
+* Fill out content type and content length ([#165](https://github.com/philips-software/amp-postmaster/issues/165)) ([e9c7b0c](https://github.com/philips-software/amp-postmaster/commit/e9c7b0c233c8393ec904399f9182b687d82dedd9))
+* Firmware upgrade ([#167](https://github.com/philips-software/amp-postmaster/issues/167)) ([95f315a](https://github.com/philips-software/amp-postmaster/commit/95f315a3d97898ae5ea2628a7af4c72bc2e6cbd3))
+* Update display when hostname changes ([#168](https://github.com/philips-software/amp-postmaster/issues/168)) ([a214a2b](https://github.com/philips-software/amp-postmaster/commit/a214a2b18682dc2801df2f195e07964dcda485f7))
+
 ## [0.4.2](https://github.com/philips-software/amp-postmaster/compare/v0.4.1...v0.4.2) (2026-01-07)
 
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 919cff8..691d86e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.24)
 
-project(Postmaster VERSION 0.4.2) # x-release-please-version
+project(Postmaster VERSION 0.5.0) # x-release-please-version
 
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED true)