diff --git a/src/arch/x86/Kconfig b/src/arch/x86/Kconfig
index 5f46145f8e..c7b2434721 100644
--- a/src/arch/x86/Kconfig
+++ b/src/arch/x86/Kconfig
@@ -81,6 +81,7 @@ config HAVE_CMOS_DEFAULT
 
 config CMOS_DEFAULT_FILE
 	string
+	default "src/mainboard/$(MAINBOARDDIR)/cmos.default"
 	depends on HAVE_CMOS_DEFAULT
 
 config BOOTBLOCK_SOUTHBRIDGE_INIT