diff --git a/DnsServerCore/Auth/Group.cs b/DnsServerCore/Auth/Group.cs
index 6a550290..c154d4b8 100644
--- a/DnsServerCore/Auth/Group.cs
+++ b/DnsServerCore/Auth/Group.cs
@@ -1,6 +1,6 @@
 /*
 Technitium DNS Server
-Copyright (C) 2022  Shreyas Zare (shreyas@technitium.com)
+Copyright (C) 2024  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
@@ -80,7 +80,7 @@ namespace DnsServerCore.Auth
 
         public override int GetHashCode()
         {
-            return base.GetHashCode();
+            return HashCode.Combine(_name);
         }
 
         public override string ToString()
diff --git a/DnsServerCore/Auth/User.cs b/DnsServerCore/Auth/User.cs
index 312ec35d..7d9966d4 100644
--- a/DnsServerCore/Auth/User.cs
+++ b/DnsServerCore/Auth/User.cs
@@ -241,7 +241,7 @@ namespace DnsServerCore.Auth
 
         public override int GetHashCode()
         {
-            return base.GetHashCode();
+            return HashCode.Combine(_username);
         }
 
         public override string ToString()