diff --git a/apps/wpmw/views.py b/apps/wpmw/views.py
index 93c927f2..2e91a6df 100644
--- a/apps/wpmw/views.py
+++ b/apps/wpmw/views.py
@@ -28,7 +28,7 @@ class WprViewSet(CustomListModelMixin, CustomRetrieveModelMixin, ComplexQueryMix
     filterset_class = WprFilter
     ordering = ["number", "create_time"]
     ordering_fields = ["number", "create_time", "update_time"]
-    search_fields = ["number", "material__name", "material__model", "material__specification", "number_out"]
+    search_fields = ["number", "material__name", "material__model", "material__specification", "number_out","wm__batch"]
     annotate_dict = {
         "number_prefix": RawSQL("regexp_replace(wpmw_wpr.number, '(\\d+)$', '')", []),
         "number_suffix": RawSQL("COALESCE(NULLIF(regexp_replace(wpmw_wpr.number, '.*?(\\d+)$', '\\1'), ''), '0')::bigint", []),