diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2f57ac39..721478d1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
-## v2.2.1 - unreleased
+## v2.2.1 - 2019-03-11
 Updated the jackson-databind dependency to 2.7.9.5, which addresses a number of security issues found in earlier versions of that library.
 
 Maven POM changes: Removed unused dependencies, declared previously implicit dependencies, declared 'test' scope as appropriate, and added a dependencyManagement section to the scim2-parent POM.