diff --git a/TODO b/TODO
index c64ec8013f..e77c9d2d44 100644
--- a/TODO
+++ b/TODO
@@ -27,6 +27,9 @@ Features:
 * list the exit codes from the BSD/glibc <sysexits.h> in our own
   exit-codes.[ch] tables.
 
+* SuccessExitStatus= and friends should probably also accept symbolic exit
+  codes names, i.e. error codes from the list maintained in exit-codes.[ch]
+
 * introduce Ephemeral= unit file switch, that creates an ephemeral copy of all
   files and directories that are left writable for a unit, and which are
   removed after the unit goes down again. A bit like --ephemeral for