Merge pull request #70 from zimmski/subcommand-optional
subcommands-optional is an optional flag
diff --git a/flags.go b/flags.go
index fb0d1fd..de3aead 100644
--- a/flags.go
+++ b/flags.go
@@ -97,7 +97,7 @@
// command: when specified on a struct field, makes the struct
// field a (sub)command with the given name (optional)
// subcommands-optional: when specified on a command struct field, makes
-// any subcommands of that command optional
+// any subcommands of that command optional (optional)
//
// Either short: or long: must be specified to make the field eligible as an
// option.