diff --git a/src/lib/Makefile.inc b/src/lib/Makefile.inc
index 6cff03d..9e601eb 100644
--- a/src/lib/Makefile.inc
+++ b/src/lib/Makefile.inc
@@ -47,6 +47,7 @@
 bootblock-y += cbfs.c
 bootblock-$(CONFIG_GENERIC_GPIO_LIB) += gpio.c
 bootblock-y += libgcc.c
+bootblock-$(CONFIG_CBFS_VERIFICATION) += metadata_hash.c
 bootblock-$(CONFIG_GENERIC_UDELAY) += timer.c
 
 bootblock-$(CONFIG_COLLECT_TIMESTAMPS) += timestamp.c