diff --git a/CHANGELOG.md b/CHANGELOG.md
index 32a2d5b..b00c5a2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Index out of range during negotiation (Grivus). [#143](https://github.com/passepartoutvpn/tunnelkit/pull/143)
 - Handle server shutdown/restart (remote `--explicit-exit-notify`). [#131](https://github.com/passepartoutvpn/tunnelkit/issues/131)
+- Abrupt disconnection upon unknown packet key id (johankool). [#161](https://github.com/passepartoutvpn/tunnelkit/pull/161)
 - Pointer warnings from Xcode 11.4 upgrade.
 
 ## 2.2.1 (2019-12-14)