diff --git a/src/mqtt.cpp b/src/mqtt.cpp
index ad2ab8457..bb52d35a4 100644
--- a/src/mqtt.cpp
+++ b/src/mqtt.cpp
@@ -579,6 +579,7 @@ void Mqtt::ha_status() {
     }
 #endif
 
+    // TODO camelCase
     publish_system_ha_sensor_config(DeviceValueType::STRING, "EMS Bus", "bus_status", DeviceValueUOM::NONE);
     publish_system_ha_sensor_config(DeviceValueType::STRING, "Uptime", "uptime", DeviceValueUOM::NONE);
     publish_system_ha_sensor_config(DeviceValueType::INT8, "Uptime (sec)", "uptime_sec", DeviceValueUOM::SECONDS);
diff --git a/src/system.cpp b/src/system.cpp
index 374d28b9b..b661416f3 100644
--- a/src/system.cpp
+++ b/src/system.cpp
@@ -668,6 +668,7 @@ void System::send_info_mqtt() {
 }
 
 // create the json for heartbeat
+// TODO camelCase
 void System::heartbeat_json(JsonObject output) {
     switch (EMSESP::bus_status()) {
     case EMSESP::BUS_STATUS_OFFLINE: