diff --git a/src/frontend/src/pages/purchasing/PurchaseOrderDetail.tsx b/src/frontend/src/pages/purchasing/PurchaseOrderDetail.tsx
index 4de604ba00..a99a1ed435 100644
--- a/src/frontend/src/pages/purchasing/PurchaseOrderDetail.tsx
+++ b/src/frontend/src/pages/purchasing/PurchaseOrderDetail.tsx
@@ -182,7 +182,7 @@ export default function PurchaseOrderDetail() {
         label: t`Total Cost`,
         value_formatter: () => {
           return formatCurrency(order?.total_price, {
-            currency: order?.order_currency ?? order?.supplier_detail?.currency
+            currency: order?.order_currency || order?.supplier_detail?.currency
           });
         }
       }
diff --git a/src/frontend/src/pages/sales/ReturnOrderDetail.tsx b/src/frontend/src/pages/sales/ReturnOrderDetail.tsx
index b4202be69d..154e46ca21 100644
--- a/src/frontend/src/pages/sales/ReturnOrderDetail.tsx
+++ b/src/frontend/src/pages/sales/ReturnOrderDetail.tsx
@@ -146,7 +146,7 @@ export default function ReturnOrderDetail() {
         label: t`Total Cost`,
         value_formatter: () => {
           return formatCurrency(order?.total_price, {
-            currency: order?.order_currency ?? order?.customer_detail?.currency
+            currency: order?.order_currency || order?.customer_detail?.currency
           });
         }
       }
diff --git a/src/frontend/src/tables/purchasing/PurchaseOrderTable.tsx b/src/frontend/src/tables/purchasing/PurchaseOrderTable.tsx
index 72c763b35d..229b116102 100644
--- a/src/frontend/src/tables/purchasing/PurchaseOrderTable.tsx
+++ b/src/frontend/src/tables/purchasing/PurchaseOrderTable.tsx
@@ -130,7 +130,7 @@ export function PurchaseOrderTable({
         sortable: true,
         render: (record: any) => {
           return formatCurrency(record.total_price, {
-            currency: record.order_currency ?? record.supplier_detail?.currency
+            currency: record.order_currency || record.supplier_detail?.currency
           });
         }
       },
diff --git a/src/frontend/src/tables/sales/ReturnOrderTable.tsx b/src/frontend/src/tables/sales/ReturnOrderTable.tsx
index 6a5f6f9694..5e1f8b9a8a 100644
--- a/src/frontend/src/tables/sales/ReturnOrderTable.tsx
+++ b/src/frontend/src/tables/sales/ReturnOrderTable.tsx
@@ -139,7 +139,7 @@ export function ReturnOrderTable({
         sortable: true,
         render: (record: any) => {
           return formatCurrency(record.total_price, {
-            currency: record.order_currency ?? record.customer_detail?.currency
+            currency: record.order_currency || record.customer_detail?.currency
           });
         }
       }
diff --git a/src/frontend/src/tables/sales/SalesOrderTable.tsx b/src/frontend/src/tables/sales/SalesOrderTable.tsx
index 265ec9a214..b2aa7210e3 100644
--- a/src/frontend/src/tables/sales/SalesOrderTable.tsx
+++ b/src/frontend/src/tables/sales/SalesOrderTable.tsx
@@ -174,7 +174,7 @@ export function SalesOrderTable({
         sortable: true,
         render: (record: any) => {
           return formatCurrency(record.total_price, {
-            currency: record.order_currency ?? record.customer_detail?.currency
+            currency: record.order_currency || record.customer_detail?.currency
           });
         }
       }