diff --git a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.inf b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.inf
index 572ba4e120..4294d3b1b0 100644
--- a/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.inf
+++ b/SecurityPkg/Library/AuthVariableLib/AuthVariableLib.inf
@@ -2,6 +2,7 @@
 #  Provides authenticated variable services.
 #
 #  Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2018, ARM Limited. All rights reserved.<BR>
 #
 #  This program and the accompanying materials
 #  are licensed and made available under the terms and conditions
@@ -21,12 +22,12 @@
   FILE_GUID                      = B23CF5FB-6FCC-4422-B145-D855DBC05457
   MODULE_TYPE                    = DXE_RUNTIME_DRIVER
   VERSION_STRING                 = 1.0
-  LIBRARY_CLASS                  = AuthVariableLib|DXE_RUNTIME_DRIVER DXE_SMM_DRIVER
+  LIBRARY_CLASS                  = AuthVariableLib|DXE_RUNTIME_DRIVER DXE_SMM_DRIVER MM_STANDALONE
 
 #
 # The following information is for reference only and not required by the build tools.
 #
-#  VALID_ARCHITECTURES           = IA32 X64
+#  VALID_ARCHITECTURES           = IA32 X64 AARCH64
 #
 
 [Sources]