diff --git a/core/viewsets.py b/core/viewsets.py
index 5963995e..82af3449 100644
--- a/core/viewsets.py
+++ b/core/viewsets.py
@@ -210,7 +210,7 @@ class VendorViewSet(EvibesViewSet):
     queryset = Vendor.objects.all()
     filter_backends = [DjangoFilterBackend]
     filterset_fields = ["name", "markup_percent", "is_active"]
-    serializer_class = AttributeGroupDetailSerializer
+    serializer_class = VendorDetailSerializer
     action_serializer_classes = {
         "list": VendorSimpleSerializer,
     }
@@ -220,7 +220,7 @@ class FeedbackViewSet(EvibesViewSet):
     queryset = Feedback.objects.all()
     filter_backends = [DjangoFilterBackend]
     filterset_fields = ["order_product", "rating", "is_active"]
-    serializer_class = AttributeGroupDetailSerializer
+    serializer_class = FeedbackDetailSerializer
     action_serializer_classes = {
         "list": FeedbackSimpleSerializer,
     }
@@ -231,7 +231,7 @@ class OrderViewSet(EvibesViewSet):
     queryset = Order.objects.prefetch_related("order_products").all()
     filter_backends = [DjangoFilterBackend]
     filterset_class = OrderFilter
-    serializer_class = AttributeGroupDetailSerializer
+    serializer_class = OrderDetailSerializer
     action_serializer_classes = {
         "list": OrderSimpleSerializer,
         "buy": OrderDetailSerializer,