diff --git a/apps/establishment/views/back.py b/apps/establishment/views/back.py
index bc22f5ce..c55c1a9c 100644
--- a/apps/establishment/views/back.py
+++ b/apps/establishment/views/back.py
@@ -34,7 +34,10 @@ class EstablishmentListCreateView(EstablishmentMixinViews, generics.ListCreateAP
 
 class EstablishmentRUDView(generics.RetrieveUpdateDestroyAPIView):
     lookup_field = 'slug'
-    queryset = models.Establishment.objects.all()
+    queryset = models.Establishment.objects.all().prefetch_related(
+        'establishmentemployee_set',
+        'establishmentemployee_set__establishment',
+    )
     serializer_class = serializers.EstablishmentRUDSerializer
     permission_classes = [IsWineryReviewer | IsCountryAdmin | IsEstablishmentManager]
 
@@ -171,7 +174,10 @@ class EmployeeListCreateView(generics.ListCreateAPIView):
     permission_classes = (permissions.AllowAny,)
     filter_class = filters.EmployeeBackFilter
     serializer_class = serializers.EmployeeBackSerializers
-    queryset = models.Employee.objects.all()
+    queryset = models.Employee.objects.all().prefetch_related(
+        'establishmentemployee_set',
+        'establishmentemployee_set__establishment',
+    )
 
 
 class EmployeesListSearchViews(generics.ListAPIView):
@@ -394,7 +400,7 @@ class EstablishmentPositionListView(generics.ListAPIView):
 class EstablishmentAdminView(generics.ListAPIView):
     """Establishment admin list view."""
     serializer_class = serializers.EstablishmentAdminListSerializer
-    permission_classes = (permissions.IsAuthenticatedOrReadOnly, )
+    permission_classes = (permissions.IsAuthenticatedOrReadOnly,)
 
     def get_queryset(self):
         establishment = get_object_or_404(