diff --git a/mail/mail_reader_all_contacts.py b/mail/mail_reader_all_contacts.py
index 6f6e8ab..5708a17 100644
--- a/mail/mail_reader_all_contacts.py
+++ b/mail/mail_reader_all_contacts.py
@@ -363,7 +363,7 @@ def find_links_to_validate_from_mail_list(mail_list: List[MailAddress], logger)
     mails_messages = []
 
     # 使用线程池处理邮件
-    with ThreadPoolExecutor(max_workers=20) as executor:
+    with ThreadPoolExecutor(max_workers=100) as executor:
         futures = []
 
         for mail in mail_list: