diff --git a/kedro_mlflow/framework/hooks/mlflow_hook.py b/kedro_mlflow/framework/hooks/mlflow_hook.py
index 916e880a..9b453473 100644
--- a/kedro_mlflow/framework/hooks/mlflow_hook.py
+++ b/kedro_mlflow/framework/hooks/mlflow_hook.py
@@ -455,6 +455,7 @@ def on_pipeline_error(
 
 
 def validate_and_sanitize_param_name(name: str) -> str:
+    # regex taken from MLFlow codebase: https://github.com/mlflow/mlflow/blob/e40e782b6fcab473159e6d4fee85bc0fc10f78fd/mlflow/utils/validation.py#L140C1-L148C44
     pattern = r"^[/\w.\- :]*$"
 
     if re.match(pattern, name):
diff --git a/pyproject.toml b/pyproject.toml
index 77d87c87..e561f734 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [tool.pytest.ini_options]
-addopts = "--cov=kedro_mlflow --cov-report=html tests/"
+addopts = "--cov=kedro_mlflow --cov-report=html"
 
 [tool.ruff]
 exclude = [