diff --git a/xtoskrnl/includes/ar/i686/asmsup.h b/xtoskrnl/includes/ar/i686/asmsup.h
index 5150fb9..1593bc8 100644
--- a/xtoskrnl/includes/ar/i686/asmsup.h
+++ b/xtoskrnl/includes/ar/i686/asmsup.h
@@ -24,6 +24,7 @@
 #define TrapSegEs                               38
 #define TrapSegFs                               40
 #define TrapSegGs                               42
+#define TrapVector                              72
 #define TrapEsp                                 92
 #define TrapSegSs                               96