diff --git a/docs/changelog.md b/docs/changelog.md
index c6aca2b..5e27986 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -6,7 +6,10 @@ This file contains all notable changes to
 adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
-[Unreleased]: https://github.com/willnorris/imageproxy/compare/v0.8.0...HEAD
+[Unreleased]: https://github.com/willnorris/imageproxy/compare/v0.9.0...HEAD
+
+## [0.9.0] (2019-06-10)
+[0.9.0]: https://github.com/willnorris/imageproxy/compare/v0.8.0...v0.9.0
 
 ### Added
  - allow request signatures to cover options