diff --git a/source/tutorial/modify-chunk-size-in-sharded-cluster.txt b/source/tutorial/modify-chunk-size-in-sharded-cluster.txt
index d6c5d265954..5e9456e28ef 100644
--- a/source/tutorial/modify-chunk-size-in-sharded-cluster.txt
+++ b/source/tutorial/modify-chunk-size-in-sharded-cluster.txt
@@ -34,7 +34,12 @@ To modify the chunk size, use the following procedure:
 
    .. code-block:: javascript
 
-      db.settings.insertOne( { _id:"chunksize", value: <sizeInMB> } )
+      db.settings.updateOne( 
+         { _id:"chunksize" }, 
+         { $set: { _id:"chunksize", value: <sizeInMB> } }, 
+         { upsert: true } )
+      )
+
 
 Modifying the chunk size has several limitations: