diff --git a/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxSmmLib.c b/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxSmmLib.c
index a332634aa7..79cdf7e943 100644
--- a/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxSmmLib.c
+++ b/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxSmmLib.c
@@ -1,6 +1,6 @@
 /** @file
 
-Copyright (c) 2010 ~ 2012, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2010 - 2012, Intel Corporation. All rights reserved.<BR>
 
 This program and the accompanying materials
 are licensed and made available under the terms and conditions