diff --git a/TODO b/TODO
index 280f3ef100..3c36d14a98 100644
--- a/TODO
+++ b/TODO
@@ -22,6 +22,8 @@ Bugfixes:
 
 Features:
 
+* .device aliases need to be implemented with the "following" logic, probably.
+
 * add sd_journal_wait() to make things easier for sync programs that just want to wait for changes
 
 * refuse taking lower-case variable names in sd_journal_send() and friends.