diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5d4af28..4d072ca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,7 +9,7 @@ The format is based on [Keep a Changelog], and this project adheres to
 [Keep a Changelog]: https://keepachangelog.com/en/1.0.0/
 [Semantic Versioning]: https://semver.org/spec/v2.0.0.html
 
-## [Unreleased]
+## [0.9.0] - 2020-11-06
 
 ### Changed
 
@@ -139,6 +139,7 @@ The format is based on [Keep a Changelog], and this project adheres to
 [0.6.3]: https://github.com/dogmatiq/dogma/releases/tag/v0.6.3
 [0.7.0]: https://github.com/dogmatiq/dogma/releases/tag/v0.7.0
 [0.8.0]: https://github.com/dogmatiq/dogma/releases/tag/v0.8.0
+[0.9.0]: https://github.com/dogmatiq/dogma/releases/tag/v0.9.0
 
 <!-- version template
 ## [0.0.1] - YYYY-MM-DD