diff --git a/TODO b/TODO
index 563e10c7e1..31724bdb34 100644
--- a/TODO
+++ b/TODO
@@ -135,6 +135,8 @@ Features:
 * userdb: allow username prefix searches in varlink API, allow realname and
   realname substr searches in varlink API
 
+* userdb: allow uid/gid range checks
+
 * userdb: allow existence checks
 
 * pid: activation by journal search expression