diff --git a/specreduce/tests/test_tracing.py b/specreduce/tests/test_tracing.py
index 9cb5ec3..3f54052 100644
--- a/specreduce/tests/test_tracing.py
+++ b/specreduce/tests/test_tracing.py
@@ -485,4 +485,3 @@ def test_mask_treatment_omit(self, peak_method, expected):
             all_bin_fit = all_bin_fit((np.arange(12)))
 
             np.testing.assert_allclose(trace.trace, all_bin_fit)
-