From 71cfca9ac372b3ed659e76a238476ca33e3317d7 Mon Sep 17 00:00:00 2001
From: sta <sta.blockhead@gmail.com>
Date: Mon, 16 Mar 2020 21:07:12 +0900
Subject: [PATCH] [Modify] Polish it

---
 websocket-sharp/Net/WebHeaderCollection.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/websocket-sharp/Net/WebHeaderCollection.cs b/websocket-sharp/Net/WebHeaderCollection.cs
index 072a9bf1..67121258 100644
--- a/websocket-sharp/Net/WebHeaderCollection.cs
+++ b/websocket-sharp/Net/WebHeaderCollection.cs
@@ -836,7 +836,7 @@ namespace WebSocketSharp.Net
       }
 
       if (_state == HttpHeaderType.Response) {
-        var msg = "This collection has already been used for the response headers.";
+        var msg = "This collection is already in use for the response headers.";
 
         throw new InvalidOperationException (msg);
       }