diff --git a/apps/wpm/filters.py b/apps/wpm/filters.py
index 496445ac..2a6b458d 100644
--- a/apps/wpm/filters.py
+++ b/apps/wpm/filters.py
@@ -39,7 +39,7 @@ class WMaterialFilter(filters.FilterSet):
     tag = filters.CharFilter(label="todo/done", method="filter_tag")
     mtaskx = filters.CharFilter(label='MtaskId', method='filter_mtaskx')
     route = filters.CharFilter(label='routeId', method='filter_route')
-    # material__process__exclude = filters.CharFilter(field_name="material__process", lookup_expr="exact", exclude=True)
+    material__process__exclude = filters.CharFilter(field_name="material__process", lookup_expr="exact", exclude=True)
 
     def filter_mgroupx(self, queryset, name, value):
         return queryset.filter(mgroup__id=value)|queryset.filter(belong_dept=Mgroup.objects.get(id=value).belong_dept, mgroup=None)
diff --git a/apps/wpm/views.py b/apps/wpm/views.py
index 86ec8601..d0d41f3a 100644
--- a/apps/wpm/views.py
+++ b/apps/wpm/views.py
@@ -134,7 +134,7 @@ class WMaterialViewSet(ListModelMixin, CustomGenericViewSet):
     perms_map = {'get': '*'}
     queryset = WMaterial.objects.filter(count__gt=0)
     serializer_class = WMaterialSerializer
-    select_related_fields = ['material', 'belong_dept', 'material__process', 'supplier']
+    select_related_fields = ['material', 'belong_dept', 'material__process__name', 'supplier']
     search_fields = ['material__name',
                     'material__number', 'material__specification', 'batch', 'material__model', "defect__name", "notok_sign", 'material_ofrom']
     filterset_class = WMaterialFilter