diff --git a/CHANGELOG.md b/CHANGELOG.md
index b98fdb3..ab6f097 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,10 +5,16 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/).
 
 ## [Unreleased]
 
+## [2022.8.1]
+
+### Fixed
+- unpacker was broken in an async context
+
 ## [2022.8.0]
 
 ### Added
 - initial release
 
-[Unreleased]: https://github.com/yaq-project/hart-protocol/compare/v2022.8.0...main
+[Unreleased]: https://github.com/yaq-project/hart-protocol/compare/v2022.8.1...main
+[2022.8.1]: https://github.com/yaq-project/hart-protocol/compare/v2022.8.0...v2022.8.1
 [2022.8.0]: https://gitlab.com/yaq/yaqd-picotech/tags/v2022.8.0
diff --git a/hart_protocol/VERSION b/hart_protocol/VERSION
index fab0ef7..4daa46e 100644
--- a/hart_protocol/VERSION
+++ b/hart_protocol/VERSION
@@ -1 +1 @@
-2022.8.0
+2022.8.1