diff --git a/static/fsys.py b/static/fsys.py
index bb8db56..4ced9a8 100644
--- a/static/fsys.py
+++ b/static/fsys.py
@@ -582,6 +582,9 @@ if __name__ == '__main__':
     print("\n")
 
     if SSL_ENABLED and os.path.exists(SSL_CERT_FILE) and os.path.exists(SSL_KEY_FILE):
+        # Waitress 不支持 TLS，SSL 场景回退到 Flask 内置服务器
+        logger.warning("SSL enabled: falling back to Flask built-in server (Waitress has no TLS support)")
         app.run(host=host, port=port, ssl_context=(SSL_CERT_FILE, SSL_KEY_FILE), debug=False)
     else:
-        app.run(host=host, port=port, debug=False)
+        from waitress import serve
+        serve(app, host=host, port=port, threads=8)
diff --git a/static/requirements.txt b/static/requirements.txt
index 9535a30..f043a50 100644
--- a/static/requirements.txt
+++ b/static/requirements.txt
@@ -2,3 +2,4 @@
 nuitka
 Flask>=2.3.0,<3.0.0
 Flask-CORS>=4.0.0,<5.0.0
+waitress>=2.1.2,<4.0.0