diff --git a/apps/qm/filters.py b/apps/qm/filters.py
index 018cf323..e2c1d069 100644
--- a/apps/qm/filters.py
+++ b/apps/qm/filters.py
@@ -30,6 +30,8 @@ class FtestWorkFilter(filters.FilterSet):
         fields = {
             "material__process__name": ["exact", "contains"],
             "material": ["exact"],
+            "wm": ["exact"],
+            "mb": ["exact"],
             "batch": ["exact"],
             "type": ["exact"],
             "type2": ["exact"],