diff --git a/moto/s3/responses.py b/moto/s3/responses.py
index 71f21c8e..c8f4e082 100644
--- a/moto/s3/responses.py
+++ b/moto/s3/responses.py
@@ -1869,7 +1869,6 @@ S3_MULTIPART_LIST_RESPONSE = """<?xml version="1.0" encoding="UTF-8"?>
     <ID>75aa57f09aa0c8caeab4f8c24e99d10f8e7faeebf76c078efc7c6caea54ba06a</ID>
     <DisplayName>webfile</DisplayName>
   </Owner>
-  <StorageClass>STANDARD</StorageClass>
   <PartNumberMarker>1</PartNumberMarker>
   <NextPartNumberMarker>{{ count }}</NextPartNumberMarker>
   <MaxParts>{{ count }}</MaxParts>