diff --git a/src/mainboard/google/foster/Makefile.inc b/src/mainboard/google/foster/Makefile.inc
index 29478c0649..f9fd32bc8c 100644
--- a/src/mainboard/google/foster/Makefile.inc
+++ b/src/mainboard/google/foster/Makefile.inc
@@ -43,6 +43,7 @@ romstage-y += chromeos.c
 ramstage-y += boardid.c
 ramstage-y += mainboard.c
 ramstage-y += reset.c
+ramstage-y += chromeos.c
 
 bootblock-y += memlayout.ld
 romstage-y += memlayout.ld
diff --git a/src/mainboard/google/foster/memlayout.ld b/src/mainboard/google/foster/memlayout.ld
index a71dcb8508..c53f7449ac 100644
--- a/src/mainboard/google/foster/memlayout.ld
+++ b/src/mainboard/google/foster/memlayout.ld
@@ -1,4 +1,4 @@
-#if IS_ENABLED(CONFIG_VBOOT2_VERIFY_FIRMWARE)
+#if IS_ENABLED(CONFIG_VBOOT_VERIFY_FIRMWARE)
 #include <soc/memlayout_vboot2.ld>
 #else
 #include <soc/memlayout.ld>