diff --git a/ShellPkg/Include/Protocol/EfiShellEnvironment2.h b/ShellPkg/Include/Protocol/EfiShellEnvironment2.h
index 9271786372..1eb7f63c42 100644
--- a/ShellPkg/Include/Protocol/EfiShellEnvironment2.h
+++ b/ShellPkg/Include/Protocol/EfiShellEnvironment2.h
@@ -1,7 +1,7 @@
 /** @file
   Defines for EFI shell environment 2 ported to EDK II build environment. (no spec)
 
-Copyright (c) 2005, 2009 Intel Corporation
+Copyright (c) 2005 - 2009, 2009 Intel Corporation
 All rights reserved. This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
 which accompanies this distribution.  The full text of the license may be found at
@@ -105,7 +105,7 @@ typedef struct {
 **/
 #define SHELL_ENVIRONMENT_PROTOCOL_GUID \
   { \
-    0x47c7b221, 0xc42a, 0x11d2, 0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b \
+    0x47c7b221, 0xc42a, 0x11d2, {0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} \
   }
 
 /**
diff --git a/ShellPkg/Include/Protocol/EfiShellInterface.h b/ShellPkg/Include/Protocol/EfiShellInterface.h
index 3b72543007..884f9ecbfb 100644
--- a/ShellPkg/Include/Protocol/EfiShellInterface.h
+++ b/ShellPkg/Include/Protocol/EfiShellInterface.h
@@ -30,7 +30,7 @@
 
 #define SHELL_INTERFACE_PROTOCOL_GUID \
   { \
-    0x47c7b223, 0xc42a, 0x11d2, 0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b \
+    0x47c7b223, 0xc42a, 0x11d2, {0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} \
   }
 
 ///