diff --git a/tests/test_dead_pixel_correction.py b/tests/test_dead_pixel_correction.py
index ba1ee0963ca35c4dcbe5381eb2e27394112cc744..cc233b14b18687ad546a78affcafebd035f960e2 100644
--- a/tests/test_dead_pixel_correction.py
+++ b/tests/test_dead_pixel_correction.py
@@ -143,6 +143,7 @@ class Test_interp_nodata_along_axis_2d(TestCase):
         with pytest.raises(ValueError):
             interp_nodata_along_axis_2d(self.get_data2d(), method='unsupported_method')
 
+
 class Test_interp_nodata_along_axis(TestCase):
     @staticmethod
     def get_data3d():