diff --git a/modules/customer-invoices/src/api/infrastructure/mappers/domain/customer-invoice-item.mapper.ts b/modules/customer-invoices/src/api/infrastructure/mappers/domain/customer-invoice-item.mapper.ts
index f858b835..20d1e5f7 100644
--- a/modules/customer-invoices/src/api/infrastructure/mappers/domain/customer-invoice-item.mapper.ts
+++ b/modules/customer-invoices/src/api/infrastructure/mappers/domain/customer-invoice-item.mapper.ts
@@ -174,7 +174,10 @@ export class CustomerInvoiceItemDomainMapper
       errors: ValidationErrorDetail[];
     };
 
-    const taxesResults = this._taxesMapper.mapToPersistenceArray(source.taxes, params);
+    const taxesResults = this._taxesMapper.mapToPersistenceArray(source.taxes, {
+      ...params,
+      parent: source,
+    });
 
     if (taxesResults.isFailure) {
       errors.push({
@@ -215,7 +218,7 @@ export class CustomerInvoiceItemDomainMapper
       discount_amount_scale: allAmounts.discountAmount.scale,
 
       taxable_amount_value: allAmounts.taxableAmount.value,
-      taxable_amount_scale: allAmounts.taxableAmount.value,
+      taxable_amount_scale: allAmounts.taxableAmount.scale,
 
       taxes_amount_value: allAmounts.taxesAmount.value,
       taxes_amount_scale: allAmounts.taxesAmount.scale,