diff --git a/src/Microsoft.DotNet.XHarness.CLI/Commands/WASM/Browser/WasmBrowserTestRunner.cs b/src/Microsoft.DotNet.XHarness.CLI/Commands/WASM/Browser/WasmBrowserTestRunner.cs
index 5e37d0e96..ef9d8a79b 100644
--- a/src/Microsoft.DotNet.XHarness.CLI/Commands/WASM/Browser/WasmBrowserTestRunner.cs
+++ b/src/Microsoft.DotNet.XHarness.CLI/Commands/WASM/Browser/WasmBrowserTestRunner.cs
@@ -188,6 +188,11 @@ private async Task RunConsoleMessagesPump(WebSocket socket, CancellationToken to
                 }
             }
         }
+        catch (WebSocketException wse)
+        {
+            // this could happen when WebWorker is closed or when browser died
+            _logger.LogDebug($"RunConsoleMessagesPump failed: {wse}");
+        }
         catch (OperationCanceledException oce)
         {
             if (!token.IsCancellationRequested)