diff --git a/setup.cfg b/setup.cfg
index 768a8321..ed6ebc2a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -11,3 +11,6 @@ per-file-ignores =
 
 [pydocstyle]
 ignore = D100,D101,D102,D105,D106,D107,D203,D213
+
+[tool:pytest]
+testpaths = tests/unit