diff --git a/mycode/main.py b/mycode/main.py
index 547c341..60cbe06 100644
--- a/mycode/main.py
+++ b/mycode/main.py
@@ -149,6 +149,7 @@ def get_cbma_info_from_db_and_ana(year: str = '2023'):
     except Exception as e:
         print(e)
 
+    df['source'] = ''
     # 追加总院数据来源
     for ind, row in df.iterrows():
         if row['gbiz'] == zybiz: