diff --git a/openwb-install.sh b/openwb-install.sh
index 5665357839..3fb6a141a8 100755
--- a/openwb-install.sh
+++ b/openwb-install.sh
@@ -139,6 +139,7 @@ systemctl start openwbRemoteSupport
 
 echo "installation finished, now starting openwb services..."
 systemctl start openwb2
+systemctl start openwb-simpleAPI
 
 echo "all done"
 echo "if you want to use this installation for development, add a password for user 'openwb'"
diff --git a/packages/helpermodules/data_migration/data_migration.py b/packages/helpermodules/data_migration/data_migration.py
index ec197a1fb7..40da4697bc 100644
--- a/packages/helpermodules/data_migration/data_migration.py
+++ b/packages/helpermodules/data_migration/data_migration.py
@@ -15,7 +15,6 @@
 import pathlib
 import shutil
 import tarfile
-from paho.mqtt.client import Client as MqttClient, MQTTMessage
 from threading import Thread
 from typing import Callable, Dict, List, Optional, Union
 
@@ -23,7 +22,6 @@
 from control.ev import ev
 from dataclass_utils import dataclass_from_dict
 import dataclass_utils
-from helpermodules.broker import BrokerClient
 from helpermodules.data_migration.id_mapping import MapId
 from helpermodules.hardware_configuration import update_hardware_configuration
 from helpermodules.measurement_logging.process_log import get_totals
@@ -639,21 +637,3 @@ def merge_list_of_records(self, key):
             reduce(self._merge_records_by(key), records)
             for _, records in groupby(sorted(lst, key=key_prop), key_prop)
         ]
-
-
-class BrokerCphargepoints:
-    def get_configured_cp_ids(self) -> List:
-        self.all_received_topics = {}
-        BrokerClient("update-config", self.on_connect, self.on_message).start_finite_loop()
-        cp_ids = []
-        for topic, payload in self.all_received_topics.items():
-            cp_ids.append(get_index(topic))
-        return cp_ids
-
-    def on_connect(self, client: MqttClient, userdata, flags: dict, rc: int):
-        """ connect to broker and subscribe to set topics
-        """
-        client.subscribe("openWB/chargepoint/+/config", 2)
-
-    def on_message(self, client: MqttClient, userdata, msg: MQTTMessage):
-        self.all_received_topics.update({msg.topic: msg.payload})