diff --git a/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ExceptionHandlerAsm.asm b/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ExceptionHandlerAsm.asm
index 1fa7cb8702..2cc78db374 100644
--- a/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ExceptionHandlerAsm.asm
+++ b/UefiCpuPkg/Library/CpuExceptionHandlerLib/X64/ExceptionHandlerAsm.asm
@@ -1,5 +1,5 @@
 ;------------------------------------------------------------------------------ ;
-; Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
+; Copyright (c) 2012 - 2013, Intel Corporation. All rights reserved.<BR>
 ; This program and the accompanying materials
 ; are licensed and made available under the terms and conditions of the BSD License
 ; which accompanies this distribution.  The full text of the license may be found at
@@ -23,7 +23,7 @@
 ;
 ; CommonExceptionHandler()
 ;
-CommonExceptionHandler             PROTO   C
+externdef CommonExceptionHandler:near
 
 EXTRN mErrorCodeFlag:DWORD ; Error code flags for exceptions