diff --git a/.vscode/dictionary.txt b/.vscode/dictionary.txt
index 76c9a03..9667620 100644
--- a/.vscode/dictionary.txt
+++ b/.vscode/dictionary.txt
@@ -19,6 +19,7 @@ cmdclass
 colenabled
 colorder
 colwidth
+commitizen
 concat
 contextlib
 contextmanager
diff --git a/README.md b/README.md
index f6ab113..bff4159 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 ![PyPI - Version](https://img.shields.io/pypi/v/minchoc)
 ![GitHub tag (with filter)](https://img.shields.io/github/v/tag/Tatsh/minchoc)
 ![GitHub](https://img.shields.io/github/license/Tatsh/minchoc)
-![GitHub commits since latest release (by SemVer including pre-releases)](https://img.shields.io/github/commits-since/Tatsh/minchoc/v0.0.8/master)
+![GitHub commits since latest release (by SemVer including pre-releases)](https://img.shields.io/github/commits-since/Tatsh/minchoc/v0.0.9/master)
 
 ## Installation
 
diff --git a/package.json b/package.json
index 85b0682..020bdcd 100644
--- a/package.json
+++ b/package.json
@@ -38,5 +38,5 @@
     "ruff": "poetry run ruff check .",
     "test": "poetry run pytest"
   },
-  "version": "0.0.8"
+  "version": "0.0.9"
 }
diff --git a/pyproject.toml b/pyproject.toml
index c10fd4b..39af32b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "minchoc"
-version = "0.0.8"
+version = "0.0.9"
 authors = ["Andrew Udvare <audvare@gmail.com>"]
 classifiers = [
   "Development Status :: 4 - Beta",
@@ -69,10 +69,10 @@ pytest-mock = "^3.11.1"
 build-backend = "poetry.core.masonry.api"
 requires = ["poetry-core"]
 
-[tool.cz]
+[tool.commitizen]
 tag_format = "v$version"
 version_files = ["README.md", "package.json"]
-version_provider = "pep621"
+version_provider = "poetry"
 
 [tool.isort]
 case_sensitive = true