diff --git a/CHANGELOG.md b/CHANGELOG.md
index d0b2aaa3..291beeb1 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/).
 
-## [Unreleased][unreleased]
+## [0.9.0][2015-02-27]
 
 ### Fixed
 - cache algorithm has A LOT OF updates.