diff --git a/SecurityPkg/SecurityPkg.dsc b/SecurityPkg/SecurityPkg.dsc
index f48187650f..6bf53c5658 100644
--- a/SecurityPkg/SecurityPkg.dsc
+++ b/SecurityPkg/SecurityPkg.dsc
@@ -3,6 +3,7 @@
 #
 # Copyright (c) 2009 - 2021, Intel Corporation. All rights reserved.<BR>
 # (C) Copyright 2015-2020 Hewlett Packard Enterprise Development LP<BR>
+# Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 #
 ##
@@ -13,7 +14,7 @@
   PLATFORM_VERSION               = 0.98
   DSC_SPECIFICATION              = 0x00010005
   OUTPUT_DIRECTORY               = Build/SecurityPkg
-  SUPPORTED_ARCHITECTURES        = IA32|X64|EBC|ARM|AARCH64|RISCV64
+  SUPPORTED_ARCHITECTURES        = IA32|X64|EBC|ARM|AARCH64|RISCV64|LOONGARCH64
   BUILD_TARGETS                  = DEBUG|RELEASE|NOOPT
   SKUID_IDENTIFIER               = DEFAULT