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diff --git a/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Protocol/MonotonicCounter.h b/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Protocol/MonotonicCounter.h
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+++ b/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Protocol/MonotonicCounter.h
@@ -0,0 +1,22 @@
+/** @file
+ Monotonic Counter Architectural Protocol as defined in PI SPEC VOLUME 2 DXE
+
+ This code provides the services required to access the system's monotonic counter
+
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef __ARCH_PROTOCOL_MONTONIC_COUNTER_H__
+#define __ARCH_PROTOCOL_MONTONIC_COUNTER_H__
+
+///
+/// Global ID for the Monotonic Counter Architectural Protocol.
+///
+#define EFI_MONOTONIC_COUNTER_ARCH_PROTOCOL_GUID \
+ {0x1da97072, 0xbddc, 0x4b30, {0x99, 0xf1, 0x72, 0xa0, 0xb5, 0x6f, 0xff, 0x2a} }
+
+extern EFI_GUID gEfiMonotonicCounterArchProtocolGuid;
+
+#endif