diff --git a/DnsServerCore/Dhcp/Options/VendorSpecificInformationOption.cs b/DnsServerCore/Dhcp/Options/VendorSpecificInformationOption.cs
index 9280da42..21cc2c10 100644
--- a/DnsServerCore/Dhcp/Options/VendorSpecificInformationOption.cs
+++ b/DnsServerCore/Dhcp/Options/VendorSpecificInformationOption.cs
@@ -1,6 +1,6 @@
 /*
 Technitium DNS Server
-Copyright (C) 2020  Shreyas Zare (shreyas@technitium.com)
+Copyright (C) 2022  Shreyas Zare (shreyas@technitium.com)
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -106,7 +106,7 @@ namespace DnsServerCore.Dhcp.Options
 
         public override string ToString()
         {
-            return BitConverter.ToString(_information).Replace("-", ":");
+            return Convert.ToHexString(_information);
         }
 
         #endregion