diff --git a/Documentation/TODO b/Documentation/TODO
index 0842ee2ee..2c74186fa 100644
--- a/Documentation/TODO
+++ b/Documentation/TODO
@@ -78,6 +78,9 @@ libblkid
 fdisk(s)/libfdisk
 -----------------
 
+ - (!) use libblkid to inform user that there is old obsolete LVM/raid/PT
+   on the device and add command to wipe the device
+
  - (!) add dialog to modify GPT partition attributes (strutct gpt_attr)
 
  - (!) improve gpt_write_disklabel() to support hybrid GPT. We don't want