diff --git a/include/pic.h b/include/pic.h
index 287840de..e311467d 100644
--- a/include/pic.h
+++ b/include/pic.h
@@ -29,9 +29,6 @@ typedef void (PIC_EOIHandler) (void);
 typedef void (* PIC_EventHandler)(Bitu val);
 
 
-#define PIC_MAXIRQ 15
-#define PIC_NOIRQ 0xFF
-
 extern Bitu PIC_IRQCheck;
 extern Bitu PIC_Ticks;