diff --git a/PythonProject/dao/statistics_dao.py b/PythonProject/dao/statistics_dao.py
index 81e140b..edcc645 100644
--- a/PythonProject/dao/statistics_dao.py
+++ b/PythonProject/dao/statistics_dao.py
@@ -153,3 +153,4 @@ def classify_salary(db):
         return {'5k以下': a, '5k-10k': b, '10k-15k': c, '15k': d}
     except:
         raise HTTPException(status_code=500,detail='查询异常！')
+