diff --git a/CHANGELOG.md b/CHANGELOG.md
index d37fc3110..2bf8391be 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Change log
 
+## 0.20.0 (2023-10-10) 
+
+- [#471](https://github.com/mobilityhouse/ocpp/issues/471) Fix `ImportError` when using jsonschema 4.19.0 or higher.
+- Fix import error in v201 example. Thanks [@Shiwei-Shen](https://github.com/Shiwei-Shen)!
+- Update Poetry to 1.5.1 in CI.
+
 ## 0.19.0 (2023-04-26)
 
 - [#438] feat: add optional param for passing an unique_id to call method. Thanks [@santiagosalamandri](https://github.com/santiagosalamandri)
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 93e958b08..d9e19699c 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 = "0.18.0"
+release = "0.20.0"
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/pyproject.toml b/pyproject.toml
index 14a07d9cd..d34e0c690 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "ocpp"
-version = "0.19.0"
+version = "0.20.0"
 description = "Python package implementing the JSON version of the Open Charge Point Protocol (OCPP)."
 authors = [
 	"André Duarte <andre15x@gmail.com>",