--- nono/vm/sio.h	2026/04/29 17:04:36	1.1.1.4
+++ nono/vm/sio.h	2026/04/29 17:04:45	1.1.1.5
@@ -15,7 +15,7 @@ class SIODevice
 	using inherited = uPD7201Device;
  public:
 	SIODevice();
-	~SIODevice() override;
+	virtual ~SIODevice() override;
 
 	void ResetHard() override;