diff --git a/UefiCpuPkg/Include/Library/SmmRelocationLib.h b/UefiCpuPkg/Include/Library/SmmRelocationLib.h
index 999a5b46d1..015e9d2dd5 100644
--- a/UefiCpuPkg/Include/Library/SmmRelocationLib.h
+++ b/UefiCpuPkg/Include/Library/SmmRelocationLib.h
@@ -36,7 +36,7 @@
 EFI_STATUS
 EFIAPI
 SmmRelocationInit (
-  IN EDKII_PEI_MP_SERVICES2_PPI  *MpServices2
+  IN EFI_PEI_MP_SERVICES2_PPI  *MpServices2
   );
 
 #endif