diff --git a/MdePkg/Include/Ia32/ProcessorBind.h b/MdePkg/Include/Ia32/ProcessorBind.h
index b0a991ef81..dd38e4958b 100644
--- a/MdePkg/Include/Ia32/ProcessorBind.h
+++ b/MdePkg/Include/Ia32/ProcessorBind.h
@@ -179,3 +179,4 @@ typedef INT32   INTN;
 #endif
 
 #endif
+
diff --git a/MdePkg/Include/x64/ProcessorBind.h b/MdePkg/Include/x64/ProcessorBind.h
index 0d31352e39..34b35a89b8 100644
--- a/MdePkg/Include/x64/ProcessorBind.h
+++ b/MdePkg/Include/x64/ProcessorBind.h
@@ -26,8 +26,9 @@
 //
 // Make sure we are useing the correct packing rules per EFI specification
 //
+#ifndef __GNUC__
 #pragma pack()
-
+#endif
 
 #if _MSC_EXTENSIONS