diff --git a/apps/inm/views.py b/apps/inm/views.py
index 95b9e49b..90cb4907 100644
--- a/apps/inm/views.py
+++ b/apps/inm/views.py
@@ -185,10 +185,11 @@ class MIOItemViewSet(ListModelMixin, BulkCreateModelMixin, BulkDestroyModelMixin
     serializer_class = MIOItemSerializer
     create_serializer_class = MIOItemCreateSerializer
     select_related_fields = ['warehouse', 'mio',
-                             'material', 'mio__type', 'mio__state']
+                             'material', 'mio__type']
     filterset_fields = {
         "warehouse": ["exact"],
         "mio": ["exact"],
+        "mio__state": ["exact"],
         "material": ["exact"],
         "test_date": ["isnull", "exact"]
     }