diff --git a/routes/payments/authorizenet.js b/routes/payments/authorizenet.js
index 580c8e2..7f96275 100644
--- a/routes/payments/authorizenet.js
+++ b/routes/payments/authorizenet.js
@@ -82,7 +82,7 @@ router.post('/checkout_action', (req, res, next) => {
             }
 
             // get the new ID
-            const newId = newDoc.insertedIds['0'];
+            const newId = newDoc.insertedId;
 
             // add to lunr index
             indexOrders(req.app)
diff --git a/routes/payments/stripe.js b/routes/payments/stripe.js
index 77623e8..c194f72 100644
--- a/routes/payments/stripe.js
+++ b/routes/payments/stripe.js
@@ -62,7 +62,7 @@ router.post('/checkout_action', (req, res, next) => {
             }
 
             // get the new ID
-            const newId = newDoc.insertedIds['0'];
+            const newId = newDoc.insertedId;
 
             // add to lunr index
             indexOrders(req.app)