--- nono/vm/keyboard.cpp	2026/04/29 17:05:25	1.1.1.12
+++ nono/vm/keyboard.cpp	2026/04/29 17:05:30	1.1.1.13
@@ -315,7 +315,7 @@ Keyboard::KeyInputCommon(uint keystat)
 	if (loglevel >= 1) {
 		std::string msg;
 
-		msg += string_format("%d(", keycode);
+		msg += string_format("%u(", keycode);
 		msg += GetKeyName(keycode);
 		msg += ")";