--- nono/vm/sprite.h	2026/04/29 17:04:28	1.1
+++ nono/vm/sprite.h	2026/04/29 17:04:32	1.1.1.2
@@ -48,5 +48,5 @@ class SpriteDevice
 
  private:
 	struct sprite_ctrl reg {};
-	uint8 *mem = NULL;
+	std::unique_ptr<uint8[]> mem {};
 };