From b8d090b98353194ff682855acd198801222d1d68 Mon Sep 17 00:00:00 2001
From: ZeBobo5 <ZeBobo5@users.noreply.github.com>
Date: Wed, 17 Jun 2020 15:50:31 +0200
Subject: [PATCH] Fix #23038 (#23039)

---
 src/Http/Headers/src/HeaderUtilities.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Http/Headers/src/HeaderUtilities.cs b/src/Http/Headers/src/HeaderUtilities.cs
index 1fd6f6ae10..c1e3ad90d4 100644
--- a/src/Http/Headers/src/HeaderUtilities.cs
+++ b/src/Http/Headers/src/HeaderUtilities.cs
@@ -76,7 +76,7 @@ namespace Microsoft.Net.Http.Headers
 
             if (HttpRuleParser.GetTokenLength(value, 0) != value.Length)
             {
-                throw new FormatException(string.Format(CultureInfo.InvariantCulture, "Invalid token '{0}.", value));
+                throw new FormatException(string.Format(CultureInfo.InvariantCulture, "Invalid token '{0}'.", value));
             }
         }