diff --git a/src/libraries/System.Net.Http/tests/FunctionalTests/HttpClientHandlerTest.Http3.cs b/src/libraries/System.Net.Http/tests/FunctionalTests/HttpClientHandlerTest.Http3.cs
index 80c97b15e6cde..392cc9efbe771 100644
--- a/src/libraries/System.Net.Http/tests/FunctionalTests/HttpClientHandlerTest.Http3.cs
+++ b/src/libraries/System.Net.Http/tests/FunctionalTests/HttpClientHandlerTest.Http3.cs
@@ -118,6 +118,7 @@ public async Task SendMoreThanStreamLimitRequests_Succeeds(int streamLimit)
         }
 
         [Theory]
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/56000")]
         [InlineData(10)]
         [InlineData(100)]
         [InlineData(1000)]