diff --git a/src/libs/ReportUtils.ts b/src/libs/ReportUtils.ts
index 2885593b52ae..4cc33bc51425 100644
--- a/src/libs/ReportUtils.ts
+++ b/src/libs/ReportUtils.ts
@@ -3543,7 +3543,7 @@ function getModifiedExpenseOriginalMessage(
     const didTaxCodeChange = 'taxCode' in transactionChanges;
     if (didTaxCodeChange && !didAmountOrCurrencyChange) {
         originalMessage.oldTaxRate = policy?.taxRates?.taxes[TransactionUtils.getTaxCode(oldTransaction)]?.value;
-        originalMessage.taxRate = transactionChanges?.taxCode && policy?.taxRates?.taxes[transactionChanges?.taxCode].value;
+        originalMessage.taxRate = transactionChanges?.taxCode && policy?.taxRates?.taxes[transactionChanges?.taxCode]?.value;
     }
 
     // We only want to display a tax amount update system message when tax amount is updated by user.