diff --git a/src/js/objects.js b/src/js/objects.js
index 917388b..4714c44 100644
--- a/src/js/objects.js
+++ b/src/js/objects.js
@@ -108,6 +108,8 @@ export class Sprite {
 }
 
 export class TiledSprite extends Sprite {
+  #image;
+
   constructor(src = null, x, y, only = null) {
     super(src, x, y);