diff --git a/邮件批量发送脚本.py b/邮件批量发送脚本.py
index 95b3091..16178ce 100644
--- a/邮件批量发送脚本.py
+++ b/邮件批量发送脚本.py
@@ -92,8 +92,8 @@ def main():
         return 1
 
     limit = len(recipients)
-    names = data.setdefault(args.column_name, [None] * limit)
-    codes = data.setdefault(args.column_code, [None] * limit)
+    names = data.get(args.column_name, [None] * limit)
+    codes = data.get(args.column_code, [None] * limit)
     sents = data.setdefault(args.column_sent, [None] * limit)
 
     print(f'[信息] 已读取联系人信息共 {limit} 条')