diff --git a/app/views.py b/app/views.py
index 87ea74d..fe75335 100644
--- a/app/views.py
+++ b/app/views.py
@@ -4524,7 +4524,8 @@ class AllProductsTransportViewSet(viewsets.ModelViewSet):
         if destination_province and destination_province != 'undefined':
             if destination_province == 'مرکزی':
                 filters['destination_province'] = 'مركزي'
-            filters['destination_province'] = destination_province
+            else:
+                filters['destination_province'] = destination_province
 
         if date1 and date2 and date1 != 'undefined' and date2 != 'undefined':
             try: