diff --git a/src/libraries/System.Threading.Thread/tests/ThreadTests.cs b/src/libraries/System.Threading.Thread/tests/ThreadTests.cs
index 7e95dde288377..f6e0e1e60a47e 100644
--- a/src/libraries/System.Threading.Thread/tests/ThreadTests.cs
+++ b/src/libraries/System.Threading.Thread/tests/ThreadTests.cs
@@ -648,6 +648,7 @@ public static void NameTest()
         }
 
         [Fact]
+        [ActiveIssue ("https://github.com/dotnet/runtime/issues/35908", TestRuntimes.Mono)]
         public static void ThreadNameDoesNotAffectProcessName()
         {
             // On Linux, changing the main thread name affects ProcessName.