diff --git a/MdePkg/MdeLibs.dsc.inc b/MdePkg/MdeLibs.dsc.inc
index d782dbf4ffc6..ddd27115f515 100644
--- a/MdePkg/MdeLibs.dsc.inc
+++ b/MdePkg/MdeLibs.dsc.inc
@@ -5,7 +5,7 @@
 # by using "!include MdePkg/MdeLibs.dsc.inc" to specify the library instances
 # of some EDKII basic/common library classes.
 #
-# Copyright (c) 2021 - 2022, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2021 - 2024, Intel Corporation. All rights reserved.<BR>
 #
 #    SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -18,3 +18,4 @@
   SmmCpuRendezvousLib|MdePkg/Library/SmmCpuRendezvousLibNull/SmmCpuRendezvousLibNull.inf
   SafeIntLib|MdePkg/Library/BaseSafeIntLib/BaseSafeIntLib.inf
   SynchronizationLib|MdePkg/Library/BaseSynchronizationLib/BaseSynchronizationLib.inf
+  MmUnblockMemoryLib|MdePkg/Library/MmUnblockMemoryLib/MmUnblockMemoryLibNull.inf