diff --git a/MQTT.py b/MQTT.py
index 18ba250..b3732c7 100644
--- a/MQTT.py
+++ b/MQTT.py
@@ -48,7 +48,6 @@ def exec_shutdown():
 
 
 if __name__ == '__main__':
-
     while True:
         try:
             client = mqtt.Client(client_id='device1')
@@ -58,10 +57,11 @@ if __name__ == '__main__':
             client.on_message = on_message
             # Establish a connection
             # ceshi-mqtt.lihaink.cn
-            client.connect('ceshi-mqtt.lihaink.cn', 1883)
+            client.connect('192.168.1.27', 1883)
             # Publish a message
             client.loop_forever()
         except:
+            print("等待30秒连接")
             time.sleep(30)
             if times == 0:
                 # 重启机器
diff --git a/ceshi.py b/ceshi.py
index c9ae694..f0cc69c 100644
--- a/ceshi.py
+++ b/ceshi.py
@@ -35,11 +35,11 @@ if __name__ == '__main__':
             client.on_connect = on_connect
             client.on_connect_fail = on_connect_fail
             # Establish a connection
-            client.connect('ceshi-mqtt.lihaink.cn', 1883)
+            client.connect('192.168.1.27', 1883)
             # Publish a message
             client.loop_forever()
         except Exception as e:
-            # print("等待5秒重新连接客户端")
+            print("等待5秒重新连接客户端")
             time.sleep(5)
             if times != 0:
                 times -= 1
diff --git a/sensor_to_server.py b/sensor_to_server.py
index 8b3ad73..37f275e 100644
--- a/sensor_to_server.py
+++ b/sensor_to_server.py
@@ -200,6 +200,6 @@ if __name__ == '__main__':
     client.on_connect = on_connect
     # Establish a connection
     # ceshi-mqtt.lihaink.cn
-    client.connect('ceshi-mqtt.lihaink.cn', 1883)
+    client.connect('192.168.1.27', 1883)
     # Publish a message
     client.loop_forever()