diff --git a/packages/server/src/api/controllers/Purchases/Bills.ts b/packages/server/src/api/controllers/Purchases/Bills.ts
index 71fcf2f5c..629579863 100644
--- a/packages/server/src/api/controllers/Purchases/Bills.ts
+++ b/packages/server/src/api/controllers/Purchases/Bills.ts
@@ -153,7 +153,7 @@ export default class BillsController extends BaseController {
       check('discount_type')
         .default(DiscountType.Amount)
         .isIn([DiscountType.Amount, DiscountType.Percentage]),
-      check('discount').optional().isDecimal().toFloat(),
+      check('discount').optional({ nullable: true }).isDecimal().toFloat(),
 
       // # Adjustment
       check('adjustment').optional({ nullable: true }).isNumeric().toFloat(),
@@ -204,7 +204,7 @@ export default class BillsController extends BaseController {
       check('discount_type')
         .default(DiscountType.Amount)
         .isIn([DiscountType.Amount, DiscountType.Percentage]),
-      check('discount').optional().isDecimal().toFloat(),
+      check('discount').optional({ nullable: true }).isDecimal().toFloat(),
 
       // # Adjustment
       check('adjustment').optional({ nullable: true }).isNumeric().toFloat(),
diff --git a/packages/server/src/api/controllers/Sales/SalesEstimates.ts b/packages/server/src/api/controllers/Sales/SalesEstimates.ts
index dbbef3e7b..3af6b9805 100644
--- a/packages/server/src/api/controllers/Sales/SalesEstimates.ts
+++ b/packages/server/src/api/controllers/Sales/SalesEstimates.ts
@@ -204,13 +204,13 @@ export default class SalesEstimatesController extends BaseController {
       check('pdf_template_id').optional({ nullable: true }).isNumeric().toInt(),
 
       // # Discount
-      check('discount').optional().isNumeric().toFloat(),
+      check('discount').optional({ nullable: true }).isNumeric().toFloat(),
       check('discount_type')
         .default(DiscountType.Amount)
         .isIn([DiscountType.Amount, DiscountType.Percentage]),
 
       // # Adjustment
-      check('adjustment').optional().isNumeric().toFloat(),
+      check('adjustment').optional({ nullable: true }).isNumeric().toFloat(),
     ];
   }
 
diff --git a/packages/webapp/src/containers/Drawers/EstimateDetailDrawer/EstimateDetailTableFooter.tsx b/packages/webapp/src/containers/Drawers/EstimateDetailDrawer/EstimateDetailTableFooter.tsx
index 6533267b3..f2f02f8aa 100644
--- a/packages/webapp/src/containers/Drawers/EstimateDetailDrawer/EstimateDetailTableFooter.tsx
+++ b/packages/webapp/src/containers/Drawers/EstimateDetailDrawer/EstimateDetailTableFooter.tsx
@@ -25,7 +25,7 @@ export default function EstimateDetailTableFooter() {
           value={estimate.formatted_subtotal}
           borderStyle={TotalLineBorderStyle.SingleDark}
         />
-        {estimate?.discount_amount > 0 && (
+        {estimate?.discount_amount_formatted && (
           <TotalLine
             title={
               estimate.discount_percentage_formatted
@@ -36,6 +36,13 @@ export default function EstimateDetailTableFooter() {
             textStyle={TotalLineTextStyle.Regular}
           />
         )}
+        {estimate?.adjustment_formatted && (
+          <TotalLine
+            title="Adjustment"
+            value={estimate.adjustment_formatted}
+            textStyle={TotalLineTextStyle.Regular}
+          />
+        )}
         <TotalLine
           title={<T id={'estimate.details.total'} />}
           value={estimate.total_formatted}
diff --git a/packages/webapp/src/containers/Drawers/InvoiceDetailDrawer/InvoiceDetailTableFooter.tsx b/packages/webapp/src/containers/Drawers/InvoiceDetailDrawer/InvoiceDetailTableFooter.tsx
index 509d32f66..1b3c26e3f 100644
--- a/packages/webapp/src/containers/Drawers/InvoiceDetailDrawer/InvoiceDetailTableFooter.tsx
+++ b/packages/webapp/src/containers/Drawers/InvoiceDetailDrawer/InvoiceDetailTableFooter.tsx
@@ -37,7 +37,7 @@ export function InvoiceDetailTableFooter() {
             textStyle={TotalLineTextStyle.Regular}
           />
         )}
-        {invoice?.adjustment > 0 && (
+        {invoice?.adjustment_formatted && (
           <TotalLine
             title="Adjustment"
             value={invoice.adjustment_formatted}
diff --git a/packages/webapp/src/containers/Drawers/VendorCreditDetailDrawer/VendorCreditDetailDrawerFooter.tsx b/packages/webapp/src/containers/Drawers/VendorCreditDetailDrawer/VendorCreditDetailDrawerFooter.tsx
index 271cb5c24..f7b56487d 100644
--- a/packages/webapp/src/containers/Drawers/VendorCreditDetailDrawer/VendorCreditDetailDrawerFooter.tsx
+++ b/packages/webapp/src/containers/Drawers/VendorCreditDetailDrawer/VendorCreditDetailDrawerFooter.tsx
@@ -25,7 +25,7 @@ export default function VendorCreditDetailDrawerFooter() {
           value={vendorCredit.formatted_subtotal}
           borderStyle={TotalLineBorderStyle.SingleDark}
         />
-        {vendorCredit.discount_amount_formatted && (
+        {vendorCredit?.discount_amount_formatted && (
           <TotalLine
             title={
               vendorCredit.discount_percentage_formatted
@@ -36,6 +36,13 @@ export default function VendorCreditDetailDrawerFooter() {
             textStyle={TotalLineTextStyle.Regular}
           />
         )}
+        {vendorCredit?.adjustment_formatted && (
+          <TotalLine
+            title={'Adjustment'}
+            value={vendorCredit.adjustment_formatted}
+            textStyle={TotalLineTextStyle.Regular}
+          />
+        )}
         <TotalLine
           title={<T id={'vendor_credit.drawer.label_total'} />}
           value={vendorCredit.formatted_amount}