diff --git a/CHANGELOG.md b/CHANGELOG.md
index c92ccf397..e83fd6f85 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,24 @@
 All notable changes to this project will be documented in this file. The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org).
 
+## Supported Release 4.22.0
+### Summary
+
+This is a clean release in preparation of putting the module through the rubocop process.
+
+#### Added
+- Support has been added for Debian 9
+- 'Stdlib::Mode type' has been added to the module.
+- A type for 'ensure' has been added to the service resources.
+- A new function 'sprintf_hash' has been added to allow the use of named references.
+
+#### Removed
+- Support has been removed for: RedHat 4, CentOS 4, OracleLinux 4, Scientific 4, SLES 10 SP4, Windows Server 2003, Windows Server 2003 R2 and Windows 8.
+
+#### Fixed
+- The 'ruby_spec.rb' test file has been altered s that it properly checks results.
+- Example syntax in 'file_line.rb' has been fixed.
+
 ## Supported Release 4.21.0
 ### Summary
 
diff --git a/metadata.json b/metadata.json
index 36d4f3edc..37432ad07 100644
--- a/metadata.json
+++ b/metadata.json
@@ -1,6 +1,6 @@
 {
   "name": "puppetlabs-stdlib",
-  "version": "4.21.0",
+  "version": "4.22.0",
   "author": "puppetlabs",
   "summary": "Standard library of resources for Puppet modules.",
   "license": "Apache-2.0",