From aa42734cf8ff8dd4d00720c7fa47a7b1bb147b37 Mon Sep 17 00:00:00 2001
From: Kenneth Skovhede <kenneth@duplicati.com>
Date: Tue, 15 Jul 2025 10:58:36 +0200
Subject: [PATCH] Dots in url hostname

This fixes the encoding of hostnames with `.` characters in them. Without this fix, the hostname would be encoded making it impossible to use regular DNS hostnames.
---
 Duplicati/Library/Utility/Uri.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Duplicati/Library/Utility/Uri.cs b/Duplicati/Library/Utility/Uri.cs
index 39c666369..6c5569cee 100644
--- a/Duplicati/Library/Utility/Uri.cs
+++ b/Duplicati/Library/Utility/Uri.cs
@@ -353,7 +353,7 @@ namespace Duplicati.Library.Utility
         /// <summary>
         /// The regular expression that matches %20 type values in a querystring
         /// </summary>
-        private static readonly System.Text.RegularExpressions.Regex RE_ESCAPECHAR = new System.Text.RegularExpressions.Regex(@"[^0-9a-zA-Z\-_]", System.Text.RegularExpressions.RegexOptions.Compiled);
+        private static readonly System.Text.RegularExpressions.Regex RE_ESCAPECHAR = new System.Text.RegularExpressions.Regex(@"[^0-9a-zA-Z\-_.]", System.Text.RegularExpressions.RegexOptions.Compiled);
 
         /// <summary>
         /// Encodes a URL, like System.Web.HttpUtility.UrlEncode