diff --git a/src/libraries/System.Net.Http.WinHttpHandler/tests/FunctionalTests/PlatformHandlerTest.cs b/src/libraries/System.Net.Http.WinHttpHandler/tests/FunctionalTests/PlatformHandlerTest.cs
index c7d30a67c46225..35318dbdf063b1 100644
--- a/src/libraries/System.Net.Http.WinHttpHandler/tests/FunctionalTests/PlatformHandlerTest.cs
+++ b/src/libraries/System.Net.Http.WinHttpHandler/tests/FunctionalTests/PlatformHandlerTest.cs
@@ -181,6 +181,7 @@ public PlatformHandler_HttpClientHandler_Authentication_Test(ITestOutputHelper o
     }
 
 #if NET
+    [ActiveIssue("https://github.com/dotnet/runtime/issues/126867")]
     [ConditionalClass(typeof(PlatformDetection), nameof(PlatformDetection.IsWindows10Version1607OrGreater))]
     public sealed class PlatformHandlerTest_Cookies_Http2 : HttpClientHandlerTest_Cookies
     {