diff --git a/CHANGELOG.md b/CHANGELOG.md
index eec4bfa..c594580 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+* Updated [`h2`](https://github.com/hyperium/h2) from 0.3.16 to 0.3.17 ([#599])
+
+[#599]: https://github.com/vbrandl/hoc/pull/599
+
 
 ## [0.34.0] 2023-04-13