diff --git a/test/test_grudge.py b/test/test_grudge.py
index 9de657e1c619acdbd06c47fe6b7e39573c7c0c79..77566d1363a6ccff1d00a4ac07a1d2f3ce842d83 100644
--- a/test/test_grudge.py
+++ b/test/test_grudge.py
@@ -668,7 +668,7 @@ def test_surface_divergence_theorem(actx_factory, mesh_name, visualize=False):
 
 @pytest.mark.parametrize(("mesh_name", "mesh_pars"), [
     ("segment", [8, 16, 32]),
-    ("disk", [0.1, 0.05]),
+    ("disk", [0.07, 0.02, 0.01]),
     ("rect2", [4, 8]),
     ("rect3", [4, 6]),
     ("warped2", [4, 8]),