diff --git a/UefiCpuPkg/CpuMpPei/CpuMpPei.inf b/UefiCpuPkg/CpuMpPei/CpuMpPei.inf
index 445caf98f2..5f4566277f 100644
--- a/UefiCpuPkg/CpuMpPei/CpuMpPei.inf
+++ b/UefiCpuPkg/CpuMpPei/CpuMpPei.inf
@@ -38,15 +38,13 @@
 
 [Sources.IA32]
   Ia32/MpEqu.inc
-  Ia32/MpFuncs.asm  | MSFT
-  Ia32/MpFuncs.asm  | INTEL
-  Ia32/MpFuncs.nasm | GCC
+  Ia32/MpFuncs.asm
+  Ia32/MpFuncs.nasm
 
 [Sources.X64]
   X64/MpEqu.inc
-  X64/MpFuncs.asm  | MSFT
-  X64/MpFuncs.asm  | INTEL
-  X64/MpFuncs.nasm | GCC
+  X64/MpFuncs.asm
+  X64/MpFuncs.nasm
 
 [Packages]
   MdePkg/MdePkg.dec