diff --git a/app-dm/src/TeacherPages/TestManage/Test.jsx b/app-dm/src/TeacherPages/TestManage/Test.jsx
index 3860368..8938d5e 100644
--- a/app-dm/src/TeacherPages/TestManage/Test.jsx
+++ b/app-dm/src/TeacherPages/TestManage/Test.jsx
@@ -21,7 +21,7 @@ export default function Test({ ip = "", port = "22", password = "123456", user =
         if (terminal !== null) {
             terminal.open(terminalObj.current);
 
-            const newSocket = io("ws:///");
+            const newSocket = io("ws://" + window.location.host);
             setSocket(newSocket);
 
             terminal.onData((data) => {
diff --git a/docker-compose.yml b/docker-compose.yml
index 3397c48..482cb3e 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -29,7 +29,7 @@ services:
     ports: 
       - '8000:8000'
       - '8765:8765'
-    command: gunicorn -w 3 -t 60 -b 0.0.0.0:8000 app:app
+    command: python app.py
 
   code-server:
     build: ./docker/code-server
diff --git a/python/Dockerfile b/python/Dockerfile
index 8561f66..4f5ebed 100644
--- a/python/Dockerfile
+++ b/python/Dockerfile
@@ -39,4 +39,4 @@ COPY --from=build-frontend /usr/src/app/build/ /home/flask/public/
 EXPOSE 8000 22 8765
 USER root
 
-CMD ["gunicorn", "-w", "3", "-t", "60", "-b", "0.0.0.0:8000", "app:app"]
\ No newline at end of file
+CMD ["python", "app.py"]
\ No newline at end of file
diff --git a/python/app.py b/python/app.py
index cbcc886..afd6909 100644
--- a/python/app.py
+++ b/python/app.py
@@ -11,19 +11,21 @@ from student_func import *
 from flask import Flask, render_template, request, jsonify, send_from_directory, session
 from flask_cors import CORS
 from flask_socketio import SocketIO, emit, disconnect
+from engineio.payload import Payload
+Payload.max_decode_packets = 500
+
 import logging
 import os
-print(os.getcwd())
 logging.basicConfig(level=logging.DEBUG)
 app = Flask(__name__, static_folder="public")
 CORS(app)
-cors = CORS(app, resource={
+cors = CORS(app, resources={
     r"/*":{
         "origins":"*"
     }
 })
 app.config['SECRET_KEY'] = '350625'
-socketio = SocketIO(app, cors_allowed_origins="*")
+socketio = SocketIO(app, cors_allowed_origins="*", ping_timeout=1000, ping_interval=0)
 
 clients = {}
 
@@ -107,7 +109,7 @@ def register():
 # def get_lesson():  # 获取课程
 #     student_id = session.get('id')
 #     student_lesson = get_lesson_func(student_id)
-#     print(student_lesson)
+#     print(student_lesson) 
 #     return jsonify({"student_lesson": student_lesson})
 
 
@@ -450,6 +452,6 @@ def handle_disconnect():
 
 
 if __name__ == '__main__':
-    socketio.run(app, host='0.0.0.0', port=5000 ,allow_unsafe_werkzeug=True, debug=True)
+    socketio.run(app, host='0.0.0.0', port=8000 ,allow_unsafe_werkzeug=True, debug=False)