diff --git a/src/Main.cpp b/src/Main.cpp
index 977526c4..3a863a0d 100644
--- a/src/Main.cpp
+++ b/src/Main.cpp
@@ -387,7 +387,7 @@ void JoystickProc(void);
 
 BOOL SystemTask(void)
 {
-	static BOOL previous_keyboard_state[BACKEND_KEYBOARD_TOTAL];
+	static bool previous_keyboard_state[BACKEND_KEYBOARD_TOTAL];
 
 	do
 	{