diff --git a/MdePkg/Include/X64/ProcessorBind.h b/MdePkg/Include/X64/ProcessorBind.h
index 975cf26ced..c2d702a315 100644
--- a/MdePkg/Include/X64/ProcessorBind.h
+++ b/MdePkg/Include/X64/ProcessorBind.h
@@ -234,7 +234,11 @@ typedef INT64   INTN;
 // For symbol name in GNU assembly code, an extra "_" is necessary
 //
 #if __GNUC__
-  #define ASM_PFX(name) _##name    
+  #if defined(linux)
+    #define ASM_PFX(name) name
+  #else
+    #define ASM_PFX(name) _##name
+  #endif  
 #endif
 
 #define FUNCTION_ENTRY_POINT(p) (p)