diff --git a/box.scad b/box.scad
index 6723aa8..e0b2706 100644
--- a/box.scad
+++ b/box.scad
@@ -219,10 +219,10 @@ module hinge(theta=90) {
 		hinge_mount($die=true);
 	}
 	left(5+d)back(py/2 + 5+d)zrot(theta){
-		zspread(n=4, l=42 ) cyl(r=5, h=6);
+		zspread(n=4, l=37.4 ) cyl(r=5, h=6, chamfer=.8);
 		difference() {
-			zspread(n=3, l=28 ) cyl(r=5, h=6);
-			zspread(n=3, l=28 ) cyl(r=2.2, h=6.2);
+			zspread(n=3, l=25 ) cyl(r=5, h=6, chamfer=.8);
+			zspread(n=3, l=25 ) cyl(r=2.2, h=6.2);
 		}
 		cyl(r=2, h=42);
 		difference() {