diff --git a/www/js/ui.js b/www/js/ui.js
index c9a433d..d54c902 100644
--- a/www/js/ui.js
+++ b/www/js/ui.js
@@ -248,9 +248,9 @@ const UI = {
 
                     let piece_name = GAME.Const.Piece[piece].name;
                     if(promoted) {
-                        GAME_ASSET.Image.Promote.draw(ctx, 1.5 * size, [size * (1 + (2 * i)), size], INTERFACE.Color.Promote);
+                        GAME_ASSET.Image.Promote.draw(ctx, canvas.height, [size * (1 + (2 * i)), size], INTERFACE.Color.Promote);
                     }
-                    GAME_ASSET.Image[piece_name].draw(ctx, 1.5 * size, [size * (1 + (2 * i)), size], color);
+                    GAME_ASSET.Image[piece_name].draw(ctx, canvas.height, [size * (1 + (2 * i)), size], color);
                 }
             }, 10, moves, record.moves);
 
@@ -404,9 +404,9 @@ const UI = {
 
                     let piece_name = GAME.Const.Piece[piece].name;
                     if(promoted) {
-                        GAME_ASSET.Image.Promote.draw(ctx, 1.5 * size, [size * (1 + (2 * i)), size], INTERFACE.Color.Promote);
+                        GAME_ASSET.Image.Promote.draw(ctx, canvas.height, [size * (1 + (2 * i)), size], INTERFACE.Color.Promote);
                     }
-                    GAME_ASSET.Image[piece_name].draw(ctx, 1.5 * size, [size * (1 + (2 * i)), size], color);
+                    GAME_ASSET.Image[piece_name].draw(ctx, canvas.height, [size * (1 + (2 * i)), size], color);
                 }
             }, 10, moves, record.moves);