diff --git a/tests/test_utils_npy.py b/tests/test_utils_npy.py
index eefd18b94..de8799682 100644
--- a/tests/test_utils_npy.py
+++ b/tests/test_utils_npy.py
@@ -57,7 +57,7 @@ def test_nice_steps_left_aligned(start, stop, step, endpoint, expected):
 @pytest.mark.parametrize("start, stop, step, endpoint, expected", [
     (0, 5, 2, True, np.array([6., 4., 2., 0.])),               # Right-aligned, overshoots left
     (0, 5, 2, False, np.array([4., 2., 0.])),                  # Right-aligned, no endpoint
-    (-1, 2, 1.5, True, np.array([2., 0.5, -1.])),              # Step doesn’t divide evenly, reverse it
+    (-1, 2, 1.5, True, np.array([2., 0.5, -1.])),              # Step doesn t divide evenly, reverse it
     (-1, 2, 1.5, False, np.array([0.5, -1.])),                 # Without endpoint
     (5, 0, -2, True, np.array([5., 3., 1., -1.])),             # Negative step, includes endpoint overshoot
     (5, 0, -2, False, np.array([3., 1., -1.])),                # No endpoint, skips last one
@@ -82,7 +82,7 @@ def test_within_scalar(val, vmin, vmax, expected):
 @pytest.mark.parametrize("data, vmin, vmax, expected", [
     ([1, 2, 3, 4, 5], 2, 5, 0.6),
     ([10, 20, 30], 5, 25, 2/3),
-    ([1, 2, 3], None, 2, 2/3),
+    ([1, 2, 3], None, 2, 1/3),
     ([], 0, 1, 0),
 ])
 def test_within_fraction(data, vmin, vmax, expected):