1 files changed, 4 insertions, 2 deletions
diff --git a/MdePkg/Include/Protocol/Ip4.h b/MdePkg/Include/Protocol/Ip4.h
index dbc9ad6..246104d 100644
--- a/MdePkg/Include/Protocol/Ip4.h
+++ b/MdePkg/Include/Protocol/Ip4.h
@@ -1,5 +1,4 @@
 /** @file
-  
   This file defines the EFI IPv4 (Internet Protocol version 4)
   Protocol interface. It is split into the following three main
   sections:
@@ -18,7 +17,10 @@
   http://opensource.org/licenses/bsd-license.php                                            
 
   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
-  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.  
+
+  @par Revision Reference:          
+  This Protocol is introduced in UEFI Specification 2.0        
 
 **/