diff --git a/tests/unit_tests/toporder/test_utils.py b/tests/unit_tests/toporder/test_utils.py
index 3c6d5451..40aaca29 100644
--- a/tests/unit_tests/toporder/test_utils.py
+++ b/tests/unit_tests/toporder/test_utils.py
@@ -8,6 +8,6 @@ def test_kernel_width_when_zero_median_pairwise_distances():
     arr[1] = 1
     assert kernel_width(arr) == 1
 
-def test_kernel_width_when_constant_pairwise_distances():
+def test_kernel_width_when_all_zero_pairwise_distances():
     arr = np.ones((100, 1), dtype=np.int64)
     assert kernel_width(arr) == 1