diff --git a/app/Classes/Modules/Bookings/Services/CalculatesBookingCurrencyAverageRate.php b/app/Classes/Modules/Bookings/Services/CalculatesBookingCurrencyAverageRate.php
index da3fe0b4..9cb7717e 100644
--- a/app/Classes/Modules/Bookings/Services/CalculatesBookingCurrencyAverageRate.php
+++ b/app/Classes/Modules/Bookings/Services/CalculatesBookingCurrencyAverageRate.php
@@ -24,10 +24,22 @@ class CalculatesBookingCurrencyAverageRate
 
     public function execute(Booking $booking, $type){
 
+        $transaction = $booking->transactions()
+        ->where('type', TransactionType::PAYMENT)
+        ->latest()->get()[0];
+
+        $voucherRedemption = $transaction->voucherRedemption;
+
+        $discount = 0;
+
+        if ($voucherRedemption) {
+            $discount = $voucherRedemption->value;
+        }
+
     	if ($type == TransactionType::PAYMENT) {
     	    $totalPayment = $booking->fix_currency_id === 1 ? $booking->transactions()->payments()->complete()->sum('original_amount') :
                 $booking->transactions()->payments()->complete()->selectRaw('sum(amount - service_charge - tax) as sub_total')->get()->sum('sub_total');
-    	    return $this->calculatesBookingPayableAmount->execute($booking, $booking->fix_currency_id) / $totalPayment;
+    	    return $this->calculatesBookingPayableAmount->execute($booking, $booking->fix_currency_id) / ($totalPayment + $discount);
 
         }
         else if ($type == TransactionType::BILL) {