diff --git a/src/libraries/System.DirectoryServices.Protocols/tests/DirectoryServicesProtocolsTests.cs b/src/libraries/System.DirectoryServices.Protocols/tests/DirectoryServicesProtocolsTests.cs
index 089d4c7b3d7550..728014c47e11aa 100644
--- a/src/libraries/System.DirectoryServices.Protocols/tests/DirectoryServicesProtocolsTests.cs
+++ b/src/libraries/System.DirectoryServices.Protocols/tests/DirectoryServicesProtocolsTests.cs
@@ -121,6 +121,7 @@ public void StartNewTlsSessionContext_ThrowsPlatformNotSupportedException()
 #endif
     }
 
+    [ActiveIssue("https://github.com/dotnet/runtime/issues/127070", TestRuntimes.Mono)]
     [ConditionalClass(typeof(DirectoryServicesTestHelpers), nameof(DirectoryServicesTestHelpers.IsWindowsOrLibLdapIsInstalled))]
     public sealed partial class DirectoryServicesProtocolsTests_Local : DirectoryServicesProtocolsTests<DirectoryServicesProtocolsTests_Local.LocalCapabilities>
     {