diff --git a/headers/private/kernel/arch/x86/arch_acpi.h b/headers/private/kernel/arch/x86/arch_acpi.h
index 38ab0a2d0e..d3ccfc3677 100644
--- a/headers/private/kernel/arch/x86/arch_acpi.h
+++ b/headers/private/kernel/arch/x86/arch_acpi.h
@@ -44,7 +44,16 @@ typedef struct acpi_madt {
 
 enum {
 	ACPI_MADT_LOCAL_APIC = 0,
-	ACPI_MADT_IO_APIC = 1
+	ACPI_MADT_IO_APIC = 1,
+	ACPI_MADT_INTERRUPT_SOURCE_OVERRIDE = 2,
+	ACPI_MADT_NMI_SOURCE = 3,
+	ACPI_MADT_LOCAL_APIC_NMI = 4,
+	ACPI_MADT_LOCAL_APIC_ADDRESS_OVERRIDE = 5,
+	ACPI_MADT_IO_SAPIC = 6,
+	ACPI_MADT_LOCAL_SAPIC = 7,
+	ACPI_MADT_PLATFORM_INTERRUPT_SOURCES = 8,
+	ACPI_MADT_PROCESSOR_LOCAL_X2_APIC_NMI = 9,
+	ACPI_MADT_LOCAL_X2_APIC_NMI = 0XA
 };
 
 typedef struct acpi_apic {