diff --git a/kymata/plot/plot.py b/kymata/plot/plot.py
index 2e9d60c3..0e348387 100644
--- a/kymata/plot/plot.py
+++ b/kymata/plot/plot.py
@@ -212,7 +212,7 @@ def _plot_minimap_hexel(expression_set: HexelExpressionSet,
         surface=surface,
         views=view,
         colormap=colormap,
-        smoothing_steps=1,
+        smoothing_steps=2,
         background="white",
         spacing="ico5",
         brain_kwargs={"offscreen": True},