diff --git a/plat/arm/board/n1sdp/platform.mk b/plat/arm/board/n1sdp/platform.mk
index bd6261454..f937ee709 100644
--- a/plat/arm/board/n1sdp/platform.mk
+++ b/plat/arm/board/n1sdp/platform.mk
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2018-2022, Arm Limited. All rights reserved.
+# Copyright (c) 2018-2023, Arm Limited. All rights reserved.
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
@@ -14,6 +14,10 @@ PLAT_INCLUDES		:=	-I${N1SDP_BASE}/include
 
 N1SDP_CPU_SOURCES	:=	lib/cpus/aarch64/neoverse_n1.S
 
+# Neoverse N1 cores support Armv8.2 extensions
+ARM_ARCH_MAJOR := 8
+ARM_ARCH_MINOR := 2
+
 # GIC-600 configuration
 GICV3_SUPPORT_GIC600		:=	1
 GICV3_IMPL_GIC600_MULTICHIP	:=	1