diff --git a/hal/halx86/acpi/halacpi.c b/hal/halx86/acpi/halacpi.c
index 83a5ff64235..090b862d7a0 100644
--- a/hal/halx86/acpi/halacpi.c
+++ b/hal/halx86/acpi/halacpi.c
@@ -37,7 +37,7 @@ LIST_ENTRY HalpAcpiTableMatchList;
 
 ULONG HalpInvalidAcpiTable;
 
-ULONG HalpPicVectorRedirect[] = {0, 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15};
+ULONG HalpPicVectorRedirect[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
 
 /* This determines the HAL type */
 BOOLEAN HalDisableFirmwareMapper = TRUE;