diff --git a/app/__init__.py b/app/__init__.py
index c1a9043..7d5873c 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -2,8 +2,6 @@ from flask import Flask, request, jsonify, render_template
 from .config import Config
 from .utils import get_latest_emails, get_latest_email_with_code, add_allowed_domain, remove_allowed_domain, get_allowed_domains, get_allowed_domains_with_time
 import redis
-from .smtp_server import start_smtp_server
-import threading
 
 def create_app():
     app = Flask(__name__)
@@ -66,8 +64,4 @@ def create_app():
             return render_template('email_detail.html', email=email)
         return "邮件不存在", 404
 
-    smtp_thread = threading.Thread(target=start_smtp_server, args=(app,))
-    smtp_thread.daemon = True
-    smtp_thread.start()
-
     return app 
\ No newline at end of file