diff --git a/src/layouts/payment-method/payment-method.vue b/src/layouts/payment-method/payment-method.vue
index 502321d2e..f903d0c16 100644
--- a/src/layouts/payment-method/payment-method.vue
+++ b/src/layouts/payment-method/payment-method.vue
@@ -269,7 +269,7 @@ export default {
             availableVaps,
             lineItemsForCart
         );
-        lineItemsForCart.vaps = addPricesToLineItems(lineItemsForCart.vaps, pricedLineItems) ?? [];
+        lineItemsForCart.vaps = addPricesToLineItems(lineItemsForCart.vaps ?? [], pricedLineItems);
         lineItemsForCart.vaps.push(...vapsToAddToCart);
         // Tax items on order
         lineItemsForCart = await baseMixin.methods.dispatchStoreActionWithLogging(