diff --git a/apps/wpm/serializers.py b/apps/wpm/serializers.py
index 8049813a..09d38403 100644
--- a/apps/wpm/serializers.py
+++ b/apps/wpm/serializers.py
@@ -834,7 +834,7 @@ class MlogbOutUpdateSerializer(CustomModelSerializer):
         model = Mlogb
         fields = "__all__"
         read_only_fields = EXCLUDE_FIELDS_BASE + ['mlog', 'mtask', 'wm_in', 'material_in', 'material_out',
-                                                  'count_use', 'count_break', 'count_pn_jgqbl', 'mlogbdefect', "qct", "batch", "count_json"]
+                                                  'count_use', 'count_break', 'count_pn_jgqbl', 'mlogbdefect', "qct", "count_json"]
     
     # def create(self, validated_data):
     #     material_out:Material = validated_data["material_out"]