diff --git a/src/Controller/CustomerAppAPI/JobOrderController.php b/src/Controller/CustomerAppAPI/JobOrderController.php
index cd548a42..ae19f55f 100644
--- a/src/Controller/CustomerAppAPI/JobOrderController.php
+++ b/src/Controller/CustomerAppAPI/JobOrderController.php
@@ -673,7 +673,11 @@ class JobOrderController extends ApiController
                 break;
         }
 
-        $icrit->addEntry($batt, $trade_in, 1);
+        // right now, the app does not include trade-ins but this might change in the future
+        if (empty($trade_in))
+            $icrit->addEntry($batt, null, 1);
+        else
+            $icrit->addEntry($batt, $trade_in, 1);
 
         // set taxable
         $icrit->setIsTaxable();