--- nono/vm/bt454.h	2026/04/29 17:04:41	1.1.1.4
+++ nono/vm/bt454.h	2026/04/29 17:04:44	1.1.1.5
@@ -53,7 +53,7 @@ class BT454Device
 
  public:
 	BT454Device();
-	~BT454Device() override;
+	virtual ~BT454Device() override;
 
 	bool Init() override;
 	void ResetHard() override;