From 98f7f00b599324f46244b37b01a423770de2e679 Mon Sep 17 00:00:00 2001
From: sta <sta.blockhead@gmail.com>
Date: Mon, 18 May 2020 19:29:20 +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 2ea8f7be..91235216 100644
--- a/websocket-sharp/Net/WebHeaderCollection.cs
+++ b/websocket-sharp/Net/WebHeaderCollection.cs
@@ -792,7 +792,7 @@ namespace WebSocketSharp.Net
       if (headerType == HttpHeaderType.Unspecified)
         return;
 
-      if (_state != headerType) {
+      if (headerType != _state) {
         var msg = "This collection does not allow the header.";
 
         throw new InvalidOperationException (msg);