diff --git a/TODO b/TODO
index 11aee34f80..e823f0a4c2 100644
--- a/TODO
+++ b/TODO
@@ -27,6 +27,8 @@ External:
 
 Features:
 
+* add bus api to query unit file's X fields.
+
 * consider adding RuntimeDirectoryUser= + RuntimeDirectoryGroup=
 
 * sd-event: define more intervals where we will shift wakeup intervals around in, 1h, 6h, 24h, ...