diff --git a/plat/arm/board/sgi575/include/platform_def.h b/plat/arm/board/sgi575/include/platform_def.h
index 82a38c5..7cc5366 100644
--- a/plat/arm/board/sgi575/include/platform_def.h
+++ b/plat/arm/board/sgi575/include/platform_def.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2022, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2024, Arm Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -9,8 +9,8 @@
 
 #include <lib/utils_def.h>
 
-#include <sgi_sdei.h>
-#include <sgi_soc_platform_def.h>
+#include <nrd_sdei.h>
+#include <nrd_soc_platform_def.h>
 
 #define PLAT_ARM_CLUSTER_COUNT		U(2)
 #define CSS_SGI_MAX_CPUS_PER_CLUSTER	U(4)
diff --git a/plat/arm/board/sgi575/platform.mk b/plat/arm/board/sgi575/platform.mk
index 2f2bf73..2a03b1d 100644
--- a/plat/arm/board/sgi575/platform.mk
+++ b/plat/arm/board/sgi575/platform.mk
@@ -1,12 +1,12 @@
 #
-# Copyright (c) 2018-2020, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2018-2024, Arm Limited and Contributors. All rights reserved.
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
 
 $(warning Platform ${PLAT} is deprecated. Some of the features might not work as expected)
 
-include plat/arm/css/sgi/sgi-common.mk
+include plat/arm/css/neoverse_rd/nrd-common.mk
 
 SGI575_BASE		=	plat/arm/board/sgi575
 
@@ -14,7 +14,7 @@
 
 SGI_CPU_SOURCES		:=	lib/cpus/aarch64/cortex_a75.S
 
-PLAT_BL_COMMON_SOURCES	+=	${CSS_ENT_BASE}/sgi_plat.c
+PLAT_BL_COMMON_SOURCES	+=	${CSS_ENT_BASE}/nrd_plat.c
 
 BL1_SOURCES		+=	${SGI_CPU_SOURCES}			\
 				${SGI575_BASE}/sgi575_err.c
diff --git a/plat/arm/board/sgi575/sgi575_plat.c b/plat/arm/board/sgi575/sgi575_plat.c
index dc294e6..85ac652 100644
--- a/plat/arm/board/sgi575/sgi575_plat.c
+++ b/plat/arm/board/sgi575/sgi575_plat.c
@@ -1,12 +1,13 @@
 /*
- * Copyright (c) 2018-2020, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2024, Arm Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <plat/common/platform.h>
-#include <sgi_plat.h>
-#include <sgi_variant.h>
+
+#include <nrd_plat.h>
+#include <nrd_variant.h>
 
 unsigned int plat_arm_sgi_get_platform_id(void)
 {
diff --git a/plat/arm/board/sgi575/sgi575_security.c b/plat/arm/board/sgi575/sgi575_security.c
index 17d07d1..00b49e2 100644
--- a/plat/arm/board/sgi575/sgi575_security.c
+++ b/plat/arm/board/sgi575/sgi575_security.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2021, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2024, Arm Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -7,7 +7,7 @@
 #include <platform_def.h>
 
 #include <common/debug.h>
-#include <sgi_dmc620_tzc_regions.h>
+#include <nrd_dmc620_tzc_regions.h>
 
 uintptr_t sgi575_dmc_base[] = {
 	SGI575_DMC620_BASE0,