diff --git a/app/configurations/config.herrenberg.js b/app/configurations/config.herrenberg.js
index 8b1ebc5af3..106081acf1 100644
--- a/app/configurations/config.herrenberg.js
+++ b/app/configurations/config.herrenberg.js
@@ -12,10 +12,7 @@ const STATIC_MESSAGE_URL =
 
 const parentConfig = require('./config.stadtnavi.js').default;
 
-const realtimeHbg = require('./realtimeUtils').default.hbg;
 const hostname = new URL(API_URL);
-realtimeHbg.mqtt = `wss://${hostname.host}/mqtt/`;
-
 const minLat = 47.6020;
 const maxLat = 49.0050;
 const minLon = 8.4087;
@@ -234,8 +231,6 @@ export default configMerger(parentConfig, {
 
     feedIds: ['hbg'],
 
-    realtime: { hbg: realtimeHbg },
-
     searchSources: ['oa', 'osm'],
 
     searchParams: {
diff --git a/app/configurations/realtimeUtils.js b/app/configurations/realtimeUtils.js
index 762653dd71..7c5b06ab1b 100644
--- a/app/configurations/realtimeUtils.js
+++ b/app/configurations/realtimeUtils.js
@@ -291,7 +291,7 @@ export default {
     },
 
     // this value is overridden in config.herrenberg.js
-    mqtt: 'wss://api.dev.stadtnavi.eu/mqtt/',
+    mqtt: 'wss://vehiclepositions.stadtnavi.eu/mqtt/',
 
     gtfsrt: true,