diff --git a/tests/Server/ZB.MOM.WW.OtOpcUa.OpcUaServer.IntegrationTests/Sdk2LifecycleLateSlopeTests.cs b/tests/Server/ZB.MOM.WW.OtOpcUa.OpcUaServer.IntegrationTests/Sdk2LifecycleLateSlopeTests.cs
index f60cee09..309d83c9 100644
--- a/tests/Server/ZB.MOM.WW.OtOpcUa.OpcUaServer.IntegrationTests/Sdk2LifecycleLateSlopeTests.cs
+++ b/tests/Server/ZB.MOM.WW.OtOpcUa.OpcUaServer.IntegrationTests/Sdk2LifecycleLateSlopeTests.cs
@@ -186,9 +186,10 @@ public sealed partial class Sdk2LifecycleSoakTests
         var original = new ShouldAssertException("original cold RSS rejection");
         using var buffer = new MemoryStream();
         await using var evidence = new StreamWriter(buffer, leaveOpen: true);
-        var error = await Should.ThrowAsync<ShouldAssertException>(() =>
-            run.EmitAndPreserveFailuresAsync(evidence, 1800, 450, 7201, ExceptionDispatchInfo.Capture(original)));
-        error.ShouldBeSameAs(original);
+        ShouldAssertException? observed = null;
+        try { await run.EmitAndPreserveFailuresAsync(evidence, 1800, 450, 7201, ExceptionDispatchInfo.Capture(original)); }
+        catch (ShouldAssertException error) { observed = error; }
+        observed.ShouldBeSameAs(original);
         using var row = ReadSingleLateSlopeResult(buffer);
         row.RootElement.GetProperty("durationCompleted").GetBoolean().ShouldBeTrue();
         row.RootElement.GetProperty("fatalFailure").GetBoolean().ShouldBeFalse();