diff --git a/services/nginx/app/objects/collected_order_invoices_o.php b/services/nginx/app/objects/collected_order_invoices_o.php
index d711ad7d..3c9074b3 100644
--- a/services/nginx/app/objects/collected_order_invoices_o.php
+++ b/services/nginx/app/objects/collected_order_invoices_o.php
@@ -907,13 +907,22 @@ class collected_order_invoices_o extends db
             );
             // Add the addons to the transaction
             foreach ( $vehicle['addons'] as $addon ) {
+                $tmp_subscription_price = (int)self::getWashSubscriptionPrice((new products_o)->select((int)$addon['product_id'])->price->value()) / 2;
+                // If the product is in the free list, set the price to 0
+                $free_subscription_addons = [
+                    23, // Spot Free- Varevogn
+                    24, // Spot Free- Lastbil
+                ];
+                if (in_array($addon['product_id'], $free_subscription_addons)) {
+                    $tmp_subscription_price = 0;
+                }
                 $order_items_o->add(
                     (int)$transaction->id,
                     (int)$addon['product_id'],
                     (string)$vehicle['reg'],
                     (string)'',
                     (int)1857,
-                    (int)self::getWashSubscriptionPrice((new products_o)->select((int)$addon['product_id'])->price->value()) / 2,
+                    (int)$tmp_subscription_price,
                     (int)2,
                     (int)$order_items_o->id
                 );
@@ -953,6 +962,16 @@ class collected_order_invoices_o extends db
                         if (isset($order_item_addons_hidden[$order['reg_1']][$order_item['product_id']]) && count($order_item_addons_hidden[$order['reg_1']][$order_item['product_id']]) >= 2) {
                             continue;
                         }
+                        // Check if the product is in the free list, set the price to 0
+                        $free_subscription_addons = [
+                            23, // Spot Free- Varevogn
+                            24, // Spot Free- Lastbil
+                        ];
+                        if (in_array($order_item['product_id'], $free_subscription_addons)) {
+                            $tmp_subscription_price = (int)0;
+                        } else {
+                            $tmp_subscription_price = (int)self::getWashSubscriptionPrice((new products_o())->select((int)$order_item['product_id'])->price->value()) / 2;
+                        }
                         // Add the order item to the hidden order items
                         $order_item_addons_hidden[$order['reg_1']][$order_item['product_id']][] = $order_item['id'];
                         // Set the order item to be hidden
@@ -960,7 +979,7 @@ class collected_order_invoices_o extends db
                         $order_item_object->select((int)$order_item['id']);
                         $order_item_object->requireSelected();
                         $order_item_object->include_in_invoice->set(0);
-                        $order_item_object->price->set((int)self::getWashSubscriptionPrice((new products_o())->select((int)$order_item['product_id'])->price->value()) / 2);
+                        $order_item_object->price->set($tmp_subscription_price);
                     }
                 }
             }