diff --git a/backend/dvadmin/utils/import_export.py b/backend/dvadmin/utils/import_export.py
index 882ff4c..49534f5 100644
--- a/backend/dvadmin/utils/import_export.py
+++ b/backend/dvadmin/utils/import_export.py
@@ -18,6 +18,10 @@ def import_to_data(file_url, field_data, m2m_fields=None):
     file_path_dir = os.path.join(settings.BASE_DIR, file_url)
     workbook = openpyxl.load_workbook(file_path_dir)
     table = workbook[workbook.sheetnames[0]]
+    theader = tuple(table.values)[0]  # Excel的表头
+    is_update = '更新主键(勿改)' in theader  # 是否导入更新
+    if is_update is False:  # 不是更新时,删除id列
+        field_data.pop('id')
     # 获取参数映射
     validation_data_dict = {}
     for key, value in field_data.items():