diff --git a/ArmPlatformPkg/Library/ArmPlatformLibNull/ArmPlatformLibNullSec.inf b/ArmPlatformPkg/Library/ArmPlatformLibNull/ArmPlatformLibNullSec.inf
deleted file mode 100644
index 3cd5fd889e..0000000000
--- a/ArmPlatformPkg/Library/ArmPlatformLibNull/ArmPlatformLibNullSec.inf
+++ /dev/null
@@ -1,47 +0,0 @@
-#/* @file
-#  Copyright (c) 2011-2012, ARM Limited. All rights reserved.
-#
-#  This program and the accompanying materials
-#  are licensed and made available under the terms and conditions of the BSD License
-#  which accompanies this distribution.  The full text of the license may be found at
-#  http://opensource.org/licenses/bsd-license.php
-#
-#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-#*/
-
-[Defines]
-  INF_VERSION                    = 0x00010005
-  BASE_NAME                      = ArmPlatformLibNull
-  FILE_GUID                      = cb494bad-23ff-427e-8608-d7e138d3363b
-  MODULE_TYPE                    = BASE
-  VERSION_STRING                 = 1.0
-  LIBRARY_CLASS                  = ArmPlatformLib
-
-[Packages]
-  MdePkg/MdePkg.dec
-  MdeModulePkg/MdeModulePkg.dec
-  ArmPkg/ArmPkg.dec
-  ArmPlatformPkg/ArmPlatformPkg.dec
-
-[LibraryClasses]
-  ArmLib
-  DebugLib
-
-[Sources.common]
-  ArmPlatformLibNull.c
-
-[Sources.Arm]
-  Arm/ArmPlatformHelper.S    | GCC
-  Arm/ArmPlatformHelper.asm  | RVCT
-
-[Sources.AArch64]
-  AArch64/ArmPlatformHelper.S
-
-[FixedPcd]
-  gArmTokenSpaceGuid.PcdSystemMemoryBase
-  gArmTokenSpaceGuid.PcdSystemMemorySize
-
-  gArmTokenSpaceGuid.PcdArmPrimaryCoreMask
-  gArmTokenSpaceGuid.PcdArmPrimaryCore