diff --git a/cmd/datok.go b/cmd/datok.go
index 1c9d99b..1c1a781 100644
--- a/cmd/datok.go
+++ b/cmd/datok.go
@@ -11,6 +11,10 @@
 	"github.com/alecthomas/kong"
 )
 
+// TODO:
+// - Support version information based on
+//   https://blog.carlmjohnson.net/post/2021/golang-118-minor-features/
+
 var cli struct {
 	Convert struct {
 		Foma        string `kong:"required,short='i',help='The Foma FST file'"`