gistfile1.diff

diff --git a/src/helpers/order/OrderHelper.js b/src/helpers/order/OrderHelper.js
index 274299a..f5df7fa 100644
--- a/src/helpers/order/OrderHelper.js
+++ b/src/helpers/order/OrderHelper.js
@@ -703,19 +703,10 @@ export async function advancedCheckout(account, id, params) {
                 return Promise.reject("INSUFFICIENT_POINTS");
             }
 
-            prices.sort((a, b) => a - b);
-
-            redeemed = prices.pop();
-
-            let item = completeOrder.ITEMS.find((item) => item.PRICE === redeemed);
-            let maxRedeem = parseInt(settings.MOBILE_REWARD_MAX_REDEEM);
-            if (redeemed > maxRedeem) {
-                total -= maxRedeem;
-                taxes -= Math.floor(maxRedeem * (location.TAX_RATE / 100));
-            } else {
-                total -= redeemed;
-                taxes -= Math.round(redeemed * (location.TAX_RATE / 100));
-            }
+            const mostExpensiveItem = Math.max(prices);
+            const redemption = Math.min(mostExpensiveItem, parseInt(settings.MOBILE_REWARD_MAX_REDEEM));
+            total -= redemption;
+            taxes -= Math.floor(redemption * (location.TAX_RATE / 100));
         } catch (e) {
             console.dir(e);