diff --git a/MdePkg/Include/Pi/PiPeiCis.h b/MdePkg/Include/Pi/PiPeiCis.h
index ea2455ab1f..d9d4ed7d41 100644
--- a/MdePkg/Include/Pi/PiPeiCis.h
+++ b/MdePkg/Include/Pi/PiPeiCis.h
@@ -1,7 +1,7 @@
 /** @file
   PI PEI master include file. This file should match the PI spec.
 
-Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
 SPDX-License-Identifier: BSD-2-Clause-Patent
 
   @par Revision Reference:
@@ -614,9 +614,7 @@ EFI_STATUS
                             the data buffer starts with a Null-terminated string, optionally
                             followed by additional binary data. The string is a description
                             that the caller may use to further indicate the reason for the
-                            system reset. ResetData is only valid if ResetStatus is something
-                            other than EFI_SUCCESS unless the ResetType is EfiResetPlatformSpecific
-                            where a minimum amount of ResetData is always required.
+                            system reset.
 
 **/
 typedef