diff --git a/tests/NATS.Client.Core.Tests/NatsConnectionTest.cs b/tests/NATS.Client.Core.Tests/NatsConnectionTest.cs
index 55e8a78b4..b31aeee8b 100644
--- a/tests/NATS.Client.Core.Tests/NatsConnectionTest.cs
+++ b/tests/NATS.Client.Core.Tests/NatsConnectionTest.cs
@@ -234,7 +234,7 @@ await Retry.Until(
     [Fact(Timeout = 30000)]
     public async Task ReconnectClusterTest()
     {
-        await using var cluster = new NatsCluster(new NullOutputHelper(), _transportType);
+        await using var cluster = new NatsCluster(_output, _transportType);
         await Task.Delay(TimeSpan.FromSeconds(5)); // wait for cluster completely connected.
 
         var subject = Guid.NewGuid().ToString();
diff --git a/tests/NATS.Client.TestUtilities/NatsServer.cs b/tests/NATS.Client.TestUtilities/NatsServer.cs
index b4837d21f..a93ea71ca 100644
--- a/tests/NATS.Client.TestUtilities/NatsServer.cs
+++ b/tests/NATS.Client.TestUtilities/NatsServer.cs
@@ -181,7 +181,7 @@ public static bool SupportsTlsFirst()
             {
                 if (e.Data != null)
                 {
-                    if (Regex.IsMatch(e.Data, @"\[INF\] Server is ready"))
+                    if (Regex.IsMatch(e.Data, @"(?:\[INF\] Server is ready|error parsing)"))
                     {
                         mre.Set();
                     }