diff --git a/CHANGELOG.md b/CHANGELOG.md
index 59017a6..5da7fab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,14 @@ 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/).
 
+## [4.2.0] 2022-02-06
+
+### Added
+ - Support for "state" dir aka Local Machine
+
+### Changed
+ - PlatformFolders specific CMake variables are now prefixed with "PLATFORMFOLDERS_" (Thanks @OlivierLDff)
+
 ## [4.1.0] 2021-08-08
 
 ### Added
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d5bee81..5ae2017 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,7 @@ if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
   set(PLATFORMFOLDERS_MAIN_PROJECT ON)
 endif()
 
-project(platform_folders VERSION 4.1.0 LANGUAGES CXX)
+project(platform_folders VERSION 4.2.0 LANGUAGES CXX)
 
 # BUILD_SHARED_LIBS is off by default, the library will be static by default
 option(PLATFORMFOLDERS_BUILD_SHARED_LIBS "Build platform_folders shared library" ${BUILD_SHARED_LIBS})
diff --git a/doxygen.conf b/doxygen.conf
index 468d73b..66b6a43 100644
--- a/doxygen.conf
+++ b/doxygen.conf
@@ -38,7 +38,7 @@ PROJECT_NAME           = "Platform folders"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = "4.1.0"
+PROJECT_NUMBER         = "4.2.0"
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a