diff --git a/apps/qm/serializers.py b/apps/qm/serializers.py
index 9cc375ac..0c88d1a2 100644
--- a/apps/qm/serializers.py
+++ b/apps/qm/serializers.py
@@ -25,7 +25,7 @@ class DefectSerializer(CustomModelSerializer):
     # def update(self, instance, validated_data):
     #     validated_data.pop("code", None)
     #     return super().update(instance, validated_data)
-class QctGetSerializer(CustomModelSerializer):
+class QctGetSerializer(serializers.Serializer):
     material = serializers.CharField(label="物料ID")
     tag = serializers.CharField(label="标签")