diff --git a/examples/curve-pot.py b/examples/curve-pot.py
index dbd8f6117dcc0e9e7fc04a5c6cc54b232a4c25e6..0ffb1173baab1b70f7369228e1cbc4cf99c9dcc3 100644
--- a/examples/curve-pot.py
+++ b/examples/curve-pot.py
@@ -232,13 +232,13 @@ def draw_pot_figure(aspect_ratio,
             plotval_vol[outlier_flag] = sum(
                     nb[outlier_flag] for nb in neighbors)/len(neighbors)
 
-        fp.show_scalar_in_mayavi(scale*plotval_vol, maxval=1)
+        fp.show_scalar_in_mayavi(scale*plotval_vol, max_val=1)
         from mayavi import mlab
         mlab.colorbar()
         if 1:
             mlab.points3d(
-                    native_curve.pos[:, 0],
-                    native_curve.pos[:, 1],
+                    native_curve.pos[0],
+                    native_curve.pos[1],
                     scale*plotval_c, scale_factor=0.02)
         mlab.show()