diff --git a/tests/funcs/test_outlier_detection.py b/tests/funcs/test_outlier_detection.py
index b2f7ca4581c62cd125b950d9312bd9349dc753ea..d23ef30b5d5ef0983cc49a043c4d06cfec9e26f6 100644
--- a/tests/funcs/test_outlier_detection.py
+++ b/tests/funcs/test_outlier_detection.py
@@ -53,9 +53,7 @@ def test_flagSpikesBasic(spiky_data):
 
 
 @pytest.mark.slow
-@pytest.mark.parametrize(
-    "dat", ["course_1", "course_2", "course_3", "course_4"]
-)
+@pytest.mark.parametrize("dat", ["course_1", "course_2", "course_3", "course_4"])
 def test_flagSpikesLimitRaise(dat, request):
     dat = request.getfixturevalue(dat)
     data, characteristics = dat()