diff --git a/core/apps/orders/views/party.py b/core/apps/orders/views/party.py
index 83576ce..6376345 100644
--- a/core/apps/orders/views/party.py
+++ b/core/apps/orders/views/party.py
@@ -1,3 +1,4 @@
+from decimal import Decimal
 # django
 from django.shortcuts import get_object_or_404
 from django.db.models import Sum, Q, F
@@ -168,7 +169,7 @@ class PartyChangeStatusToIsMadeApiView(generics.GenericAPIView):
                         order.quantity, 
                         order.product.id, 
                         order.unity.id, 
-                        order.unit_amount * order.quantity,
+                        order.unit_amount * Decimal(order.quantity),
                         order.project_folder.id if order.project_folder else None,
                         order.project.id if order.project else None,
                         order.unit_amount,