diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 5dc7083..fda1155 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -16,7 +16,7 @@ repos:
     - id: trailing-whitespace
       name: " ✂️  Trim trailing whitespaces"
   - repo: https://github.com/psf/black
-    rev: 23.11.0
+    rev: 23.9.0 # Newer versions requires py3.8
     hooks:
       - id: black
         name: " ✒️  Formatting code with Black"
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 194563c..4f63b27 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -83,6 +83,6 @@ The deployment of new releases is done automatically by a GitHub Action workflow
    hatch version fix
    ```
 
-3. Commit the new version, and create a new release on GitHub, which will automatically trigger the workflow to publish the new release to [PyPI](https://pypi.org/project/rdflib-endpoint/).
+3. Commit the new version, and **create a new release on GitHub**, which will automatically trigger the workflow to publish the new release to [PyPI](https://pypi.org/project/rdflib-endpoint/).
 
 You can also manually trigger the workflow from the Actions tab in your GitHub repository webpage if needed.