diff --git a/ems-admin/src/main/resources/application-prod.yml b/ems-admin/src/main/resources/application-prod.yml
index 50100c4..00b6232 100644
--- a/ems-admin/src/main/resources/application-prod.yml
+++ b/ems-admin/src/main/resources/application-prod.yml
@@ -189,8 +189,8 @@ xss:
 mqtt:
   broker.url: tcp://121.5.164.6:1883
   client.id: ems-cloud
-  username: admin
-  password: Aa112211!
+  username: dmbroker
+  password: qwer1234
   connection-timeout: 15
   keep-alive-interval: 30
   automatic-reconnect: true