diff --git a/c/todo.txt b/c/todo.txt
index e4de5d840..0684cd816 100644
--- a/c/todo.txt
+++ b/c/todo.txt
@@ -22,8 +22,8 @@ SEQGEN:
 
 ----------------------------------------------------------------
 MORE:
-
 !! mix -f and -e for filter/put !! :)
+  -> mld/mlh/UT
 
 UDFs/subrs/localvars:
 * maybe: