diff --git a/CHANGELOG.md b/CHANGELOG.md
index 809682e55..279007076 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,17 +2,14 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
-## [Unreleased]
+## [0.9.0]
 
 ### Added
 - Added support for huge TLB pages on Linux #97  
-- Added support for big endian platform  
+- Added support for big endian platform #100 
 
 ### Fixed
-
-### Changed
-
-### Deprecated
+- Add missing method for OpenBSD #99
 
 ## [0.8.0]