diff --git a/MdePkg/Include/IndustryStandard/Pal.h b/MdePkg/Include/IndustryStandard/Pal.h
index 4e9cde6075..fdeea7fe31 100644
--- a/MdePkg/Include/IndustryStandard/Pal.h
+++ b/MdePkg/Include/IndustryStandard/Pal.h
@@ -1,5 +1,5 @@
 /** @file
-  Main PAL API's defined in Intel Itanium Architecture Software Developer’s Manual.
+  Main PAL API's defined in Intel Itanium Architecture Software Developer's Manual.
 
   Copyright (c) 2006 - 2008, Intel Corporation                                                         
   All rights reserved. This program and the accompanying materials                          
diff --git a/MdePkg/Include/IndustryStandard/Sal.h b/MdePkg/Include/IndustryStandard/Sal.h
index 18225ba7b8..32cfc1ec05 100644
--- a/MdePkg/Include/IndustryStandard/Sal.h
+++ b/MdePkg/Include/IndustryStandard/Sal.h
@@ -344,8 +344,8 @@ typedef struct _SAL_UPDATE_PAL_INFO_BLOCK {
 #pragma pack(1)
 typedef struct {
   ///
-  /// The ASCII string representation of “SST_”, which confirms the presence of the table.
-  ///
+  /// The ASCII string representation of "SST_" which confirms the presence of the table. 
+  /// 
   UINT32  Signature;
   ///
   /// The length of the entire table in bytes, starting from offset zero and including the