From fb78ed18124780164a9cc4b1986103649dec6979 Mon Sep 17 00:00:00 2001
From: yjh <yjh465402634@gmail.com>
Date: Sun, 27 Oct 2019 00:19:49 +0800
Subject: [PATCH] Update src/stream/stream/min_by_key.rs

Co-Authored-By: Taiki Endo <te316e89@gmail.com>
---
 src/stream/stream/min_by_key.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/stream/stream/min_by_key.rs b/src/stream/stream/min_by_key.rs
index d6dda2f7..a482c632 100644
--- a/src/stream/stream/min_by_key.rs
+++ b/src/stream/stream/min_by_key.rs
@@ -32,7 +32,7 @@ impl<S, K> Future for MinByKeyFuture<S, S::Item, K>
 where
     S: Stream,
     K: FnMut(&S::Item) -> S::Item,
-    S::Item: Ord + Copy,
+    S::Item: Ord,
 {
     type Output = Option<S::Item>;