diff --git a/js/retro/RetroArchitecture.js b/js/retro/RetroArchitecture.js
index f5a47ad..ea4d440 100644
--- a/js/retro/RetroArchitecture.js
+++ b/js/retro/RetroArchitecture.js
@@ -317,7 +317,7 @@ export default class RetroArchitecture
     {
         context.drawImage(
             this.tilesetSpriteBackground.canvas,
-            -(field.tile.index % 2) * this.tileWidth,
+            -((field.tile.index + 2) % this.tilesBackground) * this.tileWidth,
             0,
             this.tileWidth,
             this.tileHeight,