diff --git a/sbin/Makefile b/sbin/Makefile
index f9e04b9b9c97..140955f12d3c 100644
--- a/sbin/Makefile
+++ b/sbin/Makefile
@@ -7,7 +7,7 @@ SUBDIR= adjkerntz badsect clri disklabel dmesg dset dump dumpfs \
 	modunload mount mount_cd9660 mount_fdesc mount_kernfs \
 	mount_lfs mount_nfs mount_null mount_portal mount_procfs \
 	mount_umap mount_union mountd newfs newlfs nfsd nfsiod \
-	nologin ping quotacheck reboot restore route savecore scsi \
+	nologin ping quotacheck rdisc reboot restore route savecore scsi \
 	scsiformat shutdown slattach startslip swapon tunefs umount
 
 .if exists(${.CURDIR}/${MACHINE})