diff --git a/arch/x86/cpu/Makefile b/arch/x86/cpu/Makefile
index b5ad1ba..8dd7b06 100644
--- a/arch/x86/cpu/Makefile
+++ b/arch/x86/cpu/Makefile
@@ -12,4 +12,4 @@
 obj-$(CONFIG_X86_RESET_VECTOR) += resetvec.o start16.o
 obj-y	+= interrupts.o cpu.o call64.o
 
-obj-y += $(if $(SOC),$(SOC)/)
+obj-$(CONFIG_SYS_COREBOOT) += coreboot/
diff --git a/arch/x86/cpu/coreboot/Makefile b/arch/x86/cpu/coreboot/Makefile
index cd0bf4e..35e6cdd 100644
--- a/arch/x86/cpu/coreboot/Makefile
+++ b/arch/x86/cpu/coreboot/Makefile
@@ -13,10 +13,10 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-obj-$(CONFIG_SYS_COREBOOT) += car.o
-obj-$(CONFIG_SYS_COREBOOT) += coreboot.o
-obj-$(CONFIG_SYS_COREBOOT) += tables.o
-obj-$(CONFIG_SYS_COREBOOT) += ipchecksum.o
-obj-$(CONFIG_SYS_COREBOOT) += sdram.o
-obj-$(CONFIG_SYS_COREBOOT) += timestamp.o
+obj-y += car.o
+obj-y += coreboot.o
+obj-y += tables.o
+obj-y += ipchecksum.o
+obj-y += sdram.o
+obj-y += timestamp.o
 obj-$(CONFIG_PCI) += pci.o