diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index c8df2d058..bd63b31d4 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -116,7 +116,13 @@ You can run the unit tests by running:
 
 ```bash
 source .venv/bin/activate
-./scripts/unit-tests.sh
+./scripts/unit-tests.sh [PYTEST_ARGS]
+```
+
+Any additional arguments are passed to pytest. For example, you can specify a test directory, a specific test file, or any pytest flags (e.g., -vvv for verbosity). If no test directory is specified, it defaults to "tests/unit", e.g:
+
+```bash
+./scripts/unit-tests.sh tests/unit/registry/test_registry.py -vvv
 ```
 
 If you'd like to run for a non-default version of Python (currently 3.10), pass `PYTHON_VERSION` variable as follows: