diff --git a/util-linux/volume_id/reiserfs.c b/util-linux/volume_id/reiserfs.c
index 67b4a18..5dcc037 100644
--- a/util-linux/volume_id/reiserfs.c
+++ b/util-linux/volume_id/reiserfs.c
@@ -19,6 +19,8 @@
  *	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  */
 
+//kbuild:lib-$(CONFIG_FEATURE_VOLUMEID_REISERFS) += reiserfs.o
+
 #include "volume_id_internal.h"
 
 struct reiserfs_super_block {