diff --git a/fs/ceph/Makefile b/fs/ceph/Makefile
index 7da6d69..8bad70a 100644
--- a/fs/ceph/Makefile
+++ b/fs/ceph/Makefile
@@ -11,7 +11,7 @@
 	messenger.o msgpool.o buffer.o \
 	mds_client.o mdsmap.o \
 	mon_client.o \
-	osd_client.o osdmap.o crush/crush.o crush/mapper.o \
+	osd_client.o osdmap.o crush/crush.o crush/mapper.o crush/hash.o \
 	debugfs.o \
 	ceph_fs.o ceph_strings.o ceph_frag.o