diff --git a/util-linux/blkid.c b/util-linux/blkid.c
index 4ce44b144..53f13a99c 100644
--- a/util-linux/blkid.c
+++ b/util-linux/blkid.c
@@ -10,6 +10,8 @@
 #include "libbb.h"
 #include "volume_id.h"
 
+//TODO: extend to take BLOCKDEV args, and show TYPE="fstype"
+
 int blkid_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int blkid_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 {