diff --git a/Examples/DataFormats/Microsoft.Analytics.Samples.Formats/Json/MultiLevelJsonExtractor.cs b/Examples/DataFormats/Microsoft.Analytics.Samples.Formats/Json/MultiLevelJsonExtractor.cs
index 5f71d82..699f549 100644
--- a/Examples/DataFormats/Microsoft.Analytics.Samples.Formats/Json/MultiLevelJsonExtractor.cs
+++ b/Examples/DataFormats/Microsoft.Analytics.Samples.Formats/Json/MultiLevelJsonExtractor.cs
@@ -9,6 +9,7 @@
 
 namespace Microsoft.Analytics.Samples.Formats.Json
 {
+    [SqlUserDefinedExtractor(AtomicFileProcessing=true)]
     public class MultiLevelJsonExtractor : JsonExtractor
     {
         private string[] jsonPaths;