diff --git a/src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTest.cs b/src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTest.cs
index f2dd96d75d614d..3852af097f9444 100644
--- a/src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTest.cs
+++ b/src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTest.cs
@@ -1625,6 +1625,7 @@ await server.AcceptConnectionSendCustomResponseAndCloseAsync(
 
         [OuterLoop("Uses external server")]
         [Fact]
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/29424")]
         public async Task GetAsync_UnicodeHostName_SuccessStatusCodeInResponse()
         {
             using (HttpClient client = CreateHttpClient())