diff --git a/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf b/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf
index 637a3c5c93..996446ec1a 100644
--- a/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf
+++ b/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf
@@ -4,7 +4,7 @@
 #  CPU Library implemented using ASM functions for IA-32 and X64,
 #  PAL CALLs for IPF, and empty functions for EBC.
 #
-#  Copyright (c) 2007 - 2014, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
 #  Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
 #  Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
 #
@@ -65,6 +65,8 @@
 [Sources.ARM]
   Arm/CpuFlushTlb.asm | RVCT
   Arm/CpuSleep.asm    | RVCT  
+  Arm/CpuFlushTlb.asm | MSFT
+  Arm/CpuSleep.asm    | MSFT
   Arm/CpuFlushTlb.S   | GCC
   Arm/CpuSleep.S      | GCC