1 files changed, 3 insertions, 0 deletions
diff --git a/MdePkg/Include/Protocol/Tcp6.h b/MdePkg/Include/Protocol/Tcp6.h
index 7c9e479..3af54b9 100644
--- a/MdePkg/Include/Protocol/Tcp6.h
+++ b/MdePkg/Include/Protocol/Tcp6.h
@@ -13,6 +13,9 @@
   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
+  @par Revision Reference:          
+  This Protocol is introduced in UEFI Specification 2.2
+
 **/
 
 #ifndef __EFI_TCP6_PROTOCOL_H__