diff --git a/UnitTest/StunClien5389UDPTest.cs b/UnitTest/StunClien5389UDPTest.cs
index 48b23e554..b33df3a40 100644
--- a/UnitTest/StunClien5389UDPTest.cs
+++ b/UnitTest/StunClien5389UDPTest.cs
@@ -31,7 +31,7 @@ public class StunClien5389UDPTest
 	[TestMethod]
 	public async Task BindingTestSuccessAsync()
 	{
-		IPAddress ip = await _dnsClient.QueryAsync(@"stunserver.stunprotocol.org");
+		IPAddress ip = await _dnsClient.QueryAsync(@"stun.syncthing.net");
 		using StunClient5389UDP client = new(new IPEndPoint(ip, StunServer.DefaultPort), Any);
 
 		StunResult5389 response = await client.BindingTestAsync();
diff --git a/UnitTest/StunClient5389TCPTest.cs b/UnitTest/StunClient5389TCPTest.cs
index f2c6a6c38..b93fd992c 100644
--- a/UnitTest/StunClient5389TCPTest.cs
+++ b/UnitTest/StunClient5389TCPTest.cs
@@ -29,7 +29,7 @@ public class StunClient5389TCPTest
 	[TestMethod]
 	public async Task BindingTestSuccessAsync()
 	{
-		IPAddress ip = await _dnsClient.QueryAsync(@"stunserver.stunprotocol.org");
+		IPAddress ip = await _dnsClient.QueryAsync(@"stun.hot-chilli.net");
 		using IStunClient5389 client = new StunClient5389TCP(new IPEndPoint(ip, StunServer.DefaultPort), Any);
 
 		StunResult5389 response = await client.BindingTestAsync();