diff --git a/StandaloneMmPkg/StandaloneMmPkg.dsc b/StandaloneMmPkg/StandaloneMmPkg.dsc
index f548bf87d4..39aea898bb 100644
--- a/StandaloneMmPkg/StandaloneMmPkg.dsc
+++ b/StandaloneMmPkg/StandaloneMmPkg.dsc
@@ -1,7 +1,7 @@
 ## @file
 # Standalone MM Platform.
 #
-# Copyright (c) 2015 - 2021, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2015 - 2024, Intel Corporation. All rights reserved.<BR>
 # Copyright (c) 2016 - 2021, Arm Limited. All rights reserved.<BR>
 # Copyright (C) Microsoft Corporation<BR>
 #
@@ -118,6 +118,7 @@
   StandaloneMmPkg/Library/StandaloneMmMemLib/StandaloneMmMemLib.inf
   StandaloneMmPkg/Library/StandaloneMmMemoryAllocationLib/StandaloneMmMemoryAllocationLib.inf
   StandaloneMmPkg/Library/VariableMmDependency/VariableMmDependency.inf
+  StandaloneMmPkg/Library/SmmLockBoxMmDependency/SmmLockBoxMmDependency.inf
 
 [Components.AARCH64, Components.ARM]
   StandaloneMmPkg/Drivers/StandaloneMmCpu/StandaloneMmCpu.inf