diff --git a/mne/tests/test_source_estimate.py b/mne/tests/test_source_estimate.py
index 3a48df0edba..cc6532fb77d 100644
--- a/mne/tests/test_source_estimate.py
+++ b/mne/tests/test_source_estimate.py
@@ -1911,7 +1911,7 @@ def test_scale_morph_labels(kind, scale, monkeypatch, tmp_path):
             if isinstance(scale, tuple):
                 # some other fixed constant
                 # min_, max_ = 0.84, 0.855  # zooms='auto' values
-                min_, max_ = 0.57, 0.67
+                min_, max_ = 0.55, 0.67
             elif scale == 1:
                 # min_, max_ = 0.85, 0.875  # zooms='auto' values
                 min_, max_ = 0.72, 0.76