From cc540c3165a2304c38038a256857ee591959fa15 Mon Sep 17 00:00:00 2001
From: Doug Coleman <doug.coleman@gmail.com>
Date: Sat, 12 Jan 2019 10:43:34 -0600
Subject: [PATCH] io.serial: Fix using list.

---
 extra/io/serial/serial.factor | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/extra/io/serial/serial.factor b/extra/io/serial/serial.factor
index a333cc4c17..f62c0c396d 100644
--- a/extra/io/serial/serial.factor
+++ b/extra/io/serial/serial.factor
@@ -1,7 +1,7 @@
 ! Copyright (C) 2008 Doug Coleman.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: accessors destructors io kernel math.parser sequences
-summary system vocabs ;
+USING: accessors destructors io.streams.duplex kernel
+math.parser sequences summary system vocabs ;
 IN: io.serial
 
 TUPLE: serial-port < disposable stream path baud