diff --git a/apps/vm/serializers.py b/apps/vm/serializers.py
index 8ba7f31b..74a73c31 100644
--- a/apps/vm/serializers.py
+++ b/apps/vm/serializers.py
@@ -35,7 +35,7 @@ class VisitorCreateSerializer(CustomModelSerializer):
     def create(self, validated_data):
         with transaction.atomic():
             # 校验上传的证件照
-            if validated_data['photo']:
+            if validated_data.get('photo', None):
                 dhClient.request(**dhapis['person_img_upload'], file_path_rela=validated_data['photo'])
             return super().create(validated_data)