diff --git a/charger/openwb.go b/charger/openwb.go
index 13ffe359f..e07d2540a 100644
--- a/charger/openwb.go
+++ b/charger/openwb.go
@@ -102,7 +102,7 @@ func NewOpenWB(log *util.Logger, mqttconf mqtt.Config, id int, topic string, p1p
 		// TODO remove after https://github.com/snaptec/openWB/issues/1757
 		cpTopic = strings.TrimSuffix(cpTopic, "1") + "2"
 	}
-	wakeupS := provider.NewMqtt(log, client, fmt.Sprintf("%s/set/isss/%d/get/%s", topic, id, cpTopic),
+	wakeupS := provider.NewMqtt(log, client, fmt.Sprintf("%s/set/isss/%s", topic, cpTopic),
 		timeout).WithRetained().IntSetter("cp")
 
 	authS := provider.NewMqtt(log, client, fmt.Sprintf("%s/set/chargepoint/%d/get/%s", topic, id, openwb.RfidTopic),