diff --git a/lib.go b/lib.go
index 36da95d..04b8488 100644
--- a/lib.go
+++ b/lib.go
@@ -277,6 +277,8 @@ func Doc(e ...Entry) Document {
 	return Document{entries: e}
 }
 
+// Teletype can be used to render the input document in plain text usable to print in TTY terminals, typically
+// directly to the standard output.
 func Teletype(out io.Writer, d Document) error {
 	return renderTeletype(out, d)
 }