diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1dca3ca9b..021a35bbd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,11 @@
 # Change log
 
+## 0.22.0 (2023-11-03)
 
-- [#381](https://github.com/mobilityhouse/ocpp/issues/381) FormatViolation serialization bug with OCPP 1.6-J
+- [#493](https://github.com/mobilityhouse/ocpp/issues/493) Reduce use of NotSupportedError in favor of NotImplementedError. Thanks [drc38](@https://github.com/drc38).
+- [#278](https://github.com/mobilityhouse/ocpp/pull/278) Fix types for attributes of OCPP 1.6's type `IdTagInfo`. Thanks [@chan-vince](https://github.com/chan-vince)
+- [#504](https://github.com/mobilityhouse/ocpp/pull/504) Add missing tech_info attribute to v2.0.1 EventDataType. Thanks [@LokiHokie](https://github.com/LokiHokie)
+- [#381](https://github.com/mobilityhouse/ocpp/issues/381) Add FormationError and OccurrenceConstraintViolationError.
 
 ## 0.21.0 (2023-10-19) 
 
diff --git a/docs/source/conf.py b/docs/source/conf.py
index e0041a60b..d6cccb118 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -23,7 +23,7 @@
 author = "Auke Willem Oosterhoff"
 
 # The full version, including alpha/beta/rc tags
-release = "0.21.0"
+release = "0.22.0"
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/pyproject.toml b/pyproject.toml
index ef8db3c42..03b1efad3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "ocpp"
-version = "0.21.0"
+version = "0.22.0"
 description = "Python package implementing the JSON version of the Open Charge Point Protocol (OCPP)."
 authors = [
 	"André Duarte <andre15x@gmail.com>",