diff --git a/assets/index.html b/assets/index.html
index e5beb7f..3300045 100644
--- a/assets/index.html
+++ b/assets/index.html
@@ -202,7 +202,7 @@
                 var shadowFromFront = hFrontNeighbor - h;
 
                 if (shadowFromRight > 0) {
-                    var shadowW = Math.min(shadowFromRight * 2, TILE);
+                    var shadowW = Math.min(shadowFromRight * 4, TILE * 2);
                     var tt = shadowW / TILE;
                     var edge1 = project(wx + GAP/2, wy + TILE - GAP/2, h * HEIGHT_UNIT);
                     var edge4 = project(wx + GAP/2, wy + GAP/2, h * HEIGHT_UNIT);
@@ -222,7 +222,7 @@
                 }
 
                 if (shadowFromFront > 0) {
-                    var shadowW = Math.min(shadowFromFront * 2, TILE);
+                    var shadowW = Math.min(shadowFromFront * 4, TILE * 2);
                     var tt = shadowW / TILE;
                     var edge3 = project(wx + TILE - GAP/2, wy + GAP/2, h * HEIGHT_UNIT);
                     var edge4 = project(wx + GAP/2, wy + GAP/2, h * HEIGHT_UNIT);