diff --git a/src/Compilers/CSharp/Test/EndToEnd/EndToEndTests.cs b/src/Compilers/CSharp/Test/EndToEnd/EndToEndTests.cs
index e8cf7655b89fa..400f24148fef6 100644
--- a/src/Compilers/CSharp/Test/EndToEnd/EndToEndTests.cs
+++ b/src/Compilers/CSharp/Test/EndToEnd/EndToEndTests.cs
@@ -323,7 +323,7 @@ static void runTest(int n)
             }
         }
 
-        [Fact, WorkItem("https://devdiv.visualstudio.com/DevDiv/_workitems/edit/1819416")]
+        [ConditionalFact(typeof(WindowsOrMacOSOnly), Reason = "https://github.com/dotnet/roslyn/issues/69210"), WorkItem("https://devdiv.visualstudio.com/DevDiv/_workitems/edit/1819416")]
         public void LongInitializerList()
         {
             CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(30));