diff --git a/MANIFEST.in b/MANIFEST.in
index 03c6cd4..a5d9deb 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,5 +1,3 @@
 include README.md
-include requirements.txt
-include requirements-dev.txt
 include LICENSE
 include CHANGELOG.md
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 72d7fc9..b20ef05 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,6 +37,8 @@ documentation = "https://chaostoolkit.org"
 repository = "https://github.com/chaostoolkit/chaostoolkit-extension-template"
 changelog = "https://github.com/chaostoolkit/chaostoolkit-extension-template/blob/master/CHANGELOG.md"
 
+[tool]
+
 [tool.pdm.dev-dependencies]
 dev = [
     "ruff>=0.0.280",