diff --git a/MdePkg/Include/Base.h b/MdePkg/Include/Base.h
index 21a603a903..02140a5ac2 100644
--- a/MdePkg/Include/Base.h
+++ b/MdePkg/Include/Base.h
@@ -1213,6 +1213,7 @@ typedef UINTN RETURN_STATUS;
     (SIGNATURE_32 (A, B, C, D) | ((UINT64) (SIGNATURE_32 (E, F, G, H)) << 32))
 
 #if defined(_MSC_EXTENSIONS) && !defined (__INTEL_COMPILER) && !defined (MDE_CPU_EBC)
+  void * _ReturnAddress(void);
   #pragma intrinsic(_ReturnAddress)
   /**
     Get the return address of the calling function.