diff --git a/src/Hosting/TestHost/test/TestClientTests.cs b/src/Hosting/TestHost/test/TestClientTests.cs
index 900b12c3bf..3c0b04abfa 100644
--- a/src/Hosting/TestHost/test/TestClientTests.cs
+++ b/src/Hosting/TestHost/test/TestClientTests.cs
@@ -386,6 +386,7 @@ namespace Microsoft.AspNetCore.TestHost
         }
 
         [Fact]
+        [Flaky("<No longer used; tracked in Kusto>", FlakyOn.All)]
         public async Task ClientStreaming_ResponseCompletesWithPendingRead_ThrowError()
         {
             // Arrange