diff --git a/src/lib/Makefile.inc b/src/lib/Makefile.inc
index 68a2960..8cd01ad 100644
--- a/src/lib/Makefile.inc
+++ b/src/lib/Makefile.inc
@@ -279,6 +279,9 @@
 ramstage-y += crc_byte.c
 smm-y += crc_byte.c
 
+romstage-y += xxhash.c
+ramstage-y += xxhash.c
+
 postcar-y += bootmode.c
 postcar-y += boot_device.c
 postcar-y += cbfs.c