diff --git a/bulkExport/glueScripts/export-script.py b/bulkExport/glueScripts/export-script.py
index 2591ad85..116b021f 100644
--- a/bulkExport/glueScripts/export-script.py
+++ b/bulkExport/glueScripts/export-script.py
@@ -266,6 +266,7 @@ def add_dup_resource_type(record):
         }
 
         extra_args = {
+            'ContentType':'application/fhir+ndjson',
             'Metadata': {
                 'job-owner-id': job_owner_id
             },