diff --git a/apps/sam/views.py b/apps/sam/views.py
index e49b5618..b99e90e2 100644
--- a/apps/sam/views.py
+++ b/apps/sam/views.py
@@ -58,7 +58,7 @@ class OrderViewSet(CustomModelViewSet):
     serializer_class = OrderSerializer
     select_related_fields = ['contract', 'customer']
     search_fields = ['number']
-    filter_fields = {
+    filterset_fields = {
         "contract": ["exact"],
         "customer": ["exact"],
         "state": ["exact", "in"],