diff --git a/pyproject.toml b/pyproject.toml
index 5fc20d63..4389a14d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -68,7 +68,7 @@ annotaTR = "trtools.annotaTR:run"
 
 [tool.pytest.ini_options]
 addopts = """
---ignore noxfile.py
+--ignore noxfile.py --ignore trtools/testsupport/
 -p trtools.testsupport.dataloader
 --doctest-modules
 """