diff --git a/cms/djangoapps/contentstore/views/import_export.py b/cms/djangoapps/contentstore/views/import_export.py
index f29267bec7ad..f6b464479b55 100644
--- a/cms/djangoapps/contentstore/views/import_export.py
+++ b/cms/djangoapps/contentstore/views/import_export.py
@@ -374,7 +374,16 @@ def export_status_handler(request, course_key_string):
         if isinstance(artifact.file.storage, FileSystemStorage):
             output_url = reverse_course_url('export_output_handler', course_key)
         elif isinstance(artifact.file.storage, S3Boto3Storage):
-            output_url = artifact.file.storage.url(artifact.file.name)
+            disposition = 'attachment; filename="{}"'.format(filename)
+            params = {
+                "ResponseContentDisposition": disposition,
+                'ResponseContentEncoding': 'application/octet-stream',
+                "ResponseContentType": "application/x-tgz",
+            }
+            output_url = artifact.file.storage.url(
+                artifact.file.name,
+                parameters=params
+            )
         else:
             output_url = artifact.file.storage.url(artifact.file.name)
     elif task_status.state in (UserTaskStatus.FAILED, UserTaskStatus.CANCELED):