diff --git a/src/scene.js b/src/scene.js
index 3f0931f..33479a1 100644
--- a/src/scene.js
+++ b/src/scene.js
@@ -5,9 +5,9 @@ class Scene extends Screen {
         this.player = player;
         this.currentHeight = 0;
 
-        //if (this.maxHeight === undefined) {
+        if (this.maxHeight === undefined) {
             this.maxHeight = 0;
-        //}
+        }
 
         this.initialize();