diff --git a/rounding.scad b/rounding.scad
index e2391ad..e48700b 100644
--- a/rounding.scad
+++ b/rounding.scad
@@ -1543,7 +1543,7 @@ function _stroke_end(width,left, right, spec) =
                 normal_dir = unit(normal_seg[1]-normal_seg[0]),
                 width_dir = sign(width[0]-width[1])
         )
-        type == "round"? [arc(points=[right[0],normal_pt,left[0]],N=50),1,1]  :
+        type == "round"? [arc(points=[right[0],normal_pt,left[0]],N=ceil(segs(width/2)/2)),1,1]  :
         type == "pointed"? [[normal_pt],0,0] :
         type == "shifted_point"? (
                 let(shiftedcenter = center + width_dir * parallel_dir * struct_val(spec, "loc"))