diff --git a/skimage/segmentation/tests/test_slic.py b/skimage/segmentation/tests/test_slic.py
index 4c05d72b..83424543 100644
--- a/skimage/segmentation/tests/test_slic.py
+++ b/skimage/segmentation/tests/test_slic.py
@@ -208,6 +208,7 @@ def test_more_segments_than_pixels():
                multichannel=False, convert2lab=False)
     assert np.all(seg.ravel() == np.arange(seg.size))
 
+
 if __name__ == '__main__':
     from numpy import testing