diff --git a/docker-compose.yml b/docker-compose.yml
index 07e3b8f..ead85e3 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -9,7 +9,7 @@ services:
     restart: always
     environment:
       ROOT_URL: ${APP_ROOT_URL:-http://smartgarden.timovolkmann.de}
-      MONGO_URL: mongodb://admin:03112546@mongo:27017/Smart_Garden
+      MONGO_URL: mongodb://admin:03112546@mqtt.timovolkmann.de:27017/Smart_Garden
       PORT: 3000
     labels:
       - traefik.enable=true
diff --git a/mongo-mqtt.js b/mongo-mqtt.js
index f597708..e3c8b57 100644
--- a/mongo-mqtt.js
+++ b/mongo-mqtt.js
@@ -1,7 +1,7 @@
 const mqtt = require('mqtt')
 const { MongoClient } = require('mongodb')
 const _ = require('lodash')
-const dbClient = new MongoClient("mongodb://admin:03112546@mongo:27017/Smart_Garden", { useUnifiedTopology: true })
+const dbClient = new MongoClient("mongodb://admin:03112546@mqtt.timovolkmann.de:27017/Smart_Garden", { useUnifiedTopology: true })
 
 export default async function startMqttObserver() {
   console.log("setup connections...")
diff --git a/package.json b/package.json
index 895471a..f034836 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "smart_garden_server",
   "private": true,
   "scripts": {
-    "start": "MONGO_URL=mongodb://admin:03112546@mongo:27017/Smart_Garden meteor run",
+    "start": "MONGO_URL=mongodb://admin:03112546@mqtt.timovolkmann.de:27017/Smart_Garden meteor run",
     "plainstart": "meteor run",
     "test": "meteor test --once --driver-package meteortesting:mocha",
     "test-app": "TEST_WATCH=1 meteor test --full-app --driver-package meteortesting:mocha",