--- nono/vm/nereid.h	2026/04/29 17:05:29	1.1.1.3
+++ nono/vm/nereid.h	2026/04/29 17:05:33	1.1.1.4
@@ -11,7 +11,6 @@
 #pragma once
 
 #include "device.h"
-#include "monitor.h"
 #include <array>
 
 class BankRAMDevice;
@@ -48,7 +47,7 @@ class NereidDevice : public IODevice
 
 	std::array<std::unique_ptr<NereidBoardDevice>, 2> boards {};
 
-	Monitor monitor { this };
+	Monitor *monitor {};
 };
 
 // Nereid ボード1枚分