diff --git a/core/apps/orders/filters/party.py b/core/apps/orders/filters/party.py
index f3eee1d..a287d77 100644
--- a/core/apps/orders/filters/party.py
+++ b/core/apps/orders/filters/party.py
@@ -53,6 +53,9 @@ class PartyFilter(django_filters.FilterSet):
             'qqs', 'discount', 'payment_type', 'audit'
         ]
     
+    def qs(self):
+        return super().qs.distinct()
+    
     def filter_by_qqs(self, queryset, name, value):
         if value == True:
             queryset = queryset.filter(orders__qqs__isnull=False)