diff --git a/src/northbridge/intel/gm45/Makefile.inc b/src/northbridge/intel/gm45/Makefile.inc
index 0549068..8478f0e 100644
--- a/src/northbridge/intel/gm45/Makefile.inc
+++ b/src/northbridge/intel/gm45/Makefile.inc
@@ -33,7 +33,7 @@
 
 ramstage-$(CONFIG_GENERATE_ACPI_TABLES) += acpi.c
 
-driver-y += ram_calc.c
-driver-y += northbridge.c
+ramstage-y += ram_calc.c
+ramstage-y += northbridge.c
 
 smm-$(CONFIG_HAVE_SMI_HANDLER) += delay.c