From be616f35bfe02ffff81421652a452266a47b65d1 Mon Sep 17 00:00:00 2001
From: Stjepan Glavina <stjepang@gmail.com>
Date: Thu, 22 Aug 2019 23:56:13 +0200
Subject: [PATCH] Update sending_messages.md

---
 docs/src/tutorial/sending_messages.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/src/tutorial/sending_messages.md b/docs/src/tutorial/sending_messages.md
index da62ad54..0722bc01 100644
--- a/docs/src/tutorial/sending_messages.md
+++ b/docs/src/tutorial/sending_messages.md
@@ -14,6 +14,7 @@ if Alice and Charley send two messages to Bob at the same time, Bob will see the
 ```rust
 use futures::channel::mpsc; // 1
 use futures::SinkExt;
+use std::sync::Arc;
 
 type Sender<T> = mpsc::UnboundedSender<T>; // 2
 type Receiver<T> = mpsc::UnboundedReceiver<T>;