diff --git a/plat/arm/board/arm_fpga/platform.mk b/plat/arm/board/arm_fpga/platform.mk
index 4e38751..f1fd777 100644
--- a/plat/arm/board/arm_fpga/platform.mk
+++ b/plat/arm/board/arm_fpga/platform.mk
@@ -67,8 +67,8 @@
 				lib/cpus/aarch64/cortex_a78_ae.S	\
 				lib/cpus/aarch64/cortex_a65.S		\
 				lib/cpus/aarch64/cortex_a65ae.S		\
-				lib/cpus/aarch64/cortex_klein.S		\
-				lib/cpus/aarch64/cortex_matterhorn.S	\
+				lib/cpus/aarch64/cortex_a510.S		\
+				lib/cpus/aarch64/cortex_a710.S	\
 				lib/cpus/aarch64/cortex_makalu.S	\
 				lib/cpus/aarch64/cortex_makalu_elp_arm.S \
 				lib/cpus/aarch64/cortex_a78c.S
diff --git a/plat/arm/board/fvp/platform.mk b/plat/arm/board/fvp/platform.mk
index b58a0d2..10258ad 100644
--- a/plat/arm/board/fvp/platform.mk
+++ b/plat/arm/board/fvp/platform.mk
@@ -131,8 +131,8 @@
 					lib/cpus/aarch64/neoverse_e1.S		\
 					lib/cpus/aarch64/neoverse_v1.S		\
 					lib/cpus/aarch64/cortex_a78_ae.S	\
-					lib/cpus/aarch64/cortex_klein.S		\
-					lib/cpus/aarch64/cortex_matterhorn.S	\
+					lib/cpus/aarch64/cortex_a510.S		\
+					lib/cpus/aarch64/cortex_a710.S	\
 					lib/cpus/aarch64/cortex_makalu.S	\
 					lib/cpus/aarch64/cortex_makalu_elp_arm.S \
 					lib/cpus/aarch64/cortex_a65.S		\
diff --git a/plat/arm/board/tc0/platform.mk b/plat/arm/board/tc0/platform.mk
index 20ea6e3..814ccd3 100644
--- a/plat/arm/board/tc0/platform.mk
+++ b/plat/arm/board/tc0/platform.mk
@@ -43,9 +43,9 @@
 
 PLAT_INCLUDES		+=	-I${TC0_BASE}/include/
 
-TC0_CPU_SOURCES	:=	lib/cpus/aarch64/cortex_klein.S         \
-			lib/cpus/aarch64/cortex_matterhorn.S \
-			lib/cpus/aarch64/cortex_matterhorn_elp_arm.S
+TC0_CPU_SOURCES	:=	lib/cpus/aarch64/cortex_a510.S         \
+			lib/cpus/aarch64/cortex_a710.S \
+			lib/cpus/aarch64/cortex_x2.S
 
 INTERCONNECT_SOURCES	:=	${TC0_BASE}/tc0_interconnect.c