diff --git a/engine/Scene.ts b/engine/Scene.ts
index cb0d41f..cce35dd 100644
--- a/engine/Scene.ts
+++ b/engine/Scene.ts
@@ -167,6 +167,7 @@ export async function setScene(name: string): Promise<void> {
 		postProcess();
 	}
 
+	const previousSceneData = currentScene.data;
 	currentScene.data = data;
 	self.dispatchEvent(new Event("resize"));
 
@@ -174,7 +175,7 @@ export async function setScene(name: string): Promise<void> {
 	currentScene.process = process;
 
 	for (const callback of sceneChangeSet.values()) {
-		callback(data, currentScene.data);
+		callback(currentScene.data, previousSceneData);
 	}
 }
 
diff --git a/engine/Viewport.ts b/engine/Viewport.ts
index 7af503b..a158f0f 100644
--- a/engine/Viewport.ts
+++ b/engine/Viewport.ts
@@ -90,7 +90,7 @@ export function resizeCanvas(width: number, height: number): void {
 	boundaries.minX = translation.x;
 	boundaries.minY = translation.y;
 	boundaries.maxX = translation.x + canvas.width;
-	boundaries.maxY = translation.x + canvas.height;
+	boundaries.maxY = translation.y + canvas.height;
 }
 
 export function resetCtx() {