1 files changed, 2 insertions, 1 deletions

diff --git a/fs/btrfs/Makefile b/fs/btrfs/Makefile
index 5a0fd7b0e3e7..a4b38177abdb 100644
--- a/fs/btrfs/Makefile
+++ b/fs/btrfs/Makefile
@@ -6,7 +6,8 @@ btrfs-y := super.o ctree.o extent-tree.o print-tree.o root-tree.o dir-item.o \
            hash.o file-item.o inode-item.o inode-map.o disk-io.o \
            transaction.o bit-radix.o inode.o file.o tree-defrag.o \
            extent_map.o sysfs.o struct-funcs.o xattr.o ordered-data.o \
-           extent_io.o volumes.o async-thread.o ioctl.o locking.o orphan.o
+           extent_io.o volumes.o async-thread.o ioctl.o locking.o orphan.o \
+           ref-cache.o
 
 btrfs-$(CONFIG_FS_POSIX_ACL)    += acl.o
 else