diff --git a/include/devices.h b/include/devices.h
index 58c8699..312c0f5 100644
--- a/include/devices.h
+++ b/include/devices.h
@@ -16,7 +16,7 @@ namespace Devices {
         .withModel("Esp8266 D1 Mini")
         .withArea("Living room");
 
-    Sensor* sensor = Builder<TemperatureSensor>::instance(SENSOR_ID)
+    Sensor* sensor = Builder<TemperatureSensor>(SENSOR_ID)
         .withValueTemplate("{{ value_json.temperature }}")
         .withPrecision(1)
         .asDevice(&DeviceConfig::create("esp-clock-living-room")
@@ -25,32 +25,32 @@ namespace Devices {
             .withArea("Living room")
             .withParent(espClockDevice)
         )
-        .addSecondary(Builder<HumiditySensor>::instance(SENSOR_ID).withValueTemplate("{{ value_json.humidity }}").withPrecision(1).build())
-        .addSecondary(Builder<PressureSensor>::instance(SENSOR_ID).withValueTemplate("{{ value_json.pressure }}").withPrecision(1).build())
+        .addSecondary(Builder<HumiditySensor>(SENSOR_ID).withValueTemplate("{{ value_json.humidity }}").withPrecision(1).build())
+        .addSecondary(Builder<PressureSensor>(SENSOR_ID).withValueTemplate("{{ value_json.pressure }}").withPrecision(1).build())
         .build();
 
-    auto ledMqtt = Builder<Light>::instance(new Light{ "Led", "led",
+    auto ledMqtt = Builder<Light>(new Light{ "Led", "led",
             [](const char* msg) {
                 turnLed(strcmp("ON", msg) == 0);
             }
-        }).restoreStateFromCommand().build();
+        }).restoreStateFromTopic().build();
 
-    auto brightnessMqtt = Builder<Number>::instance(new Number{ "Brightness", "brightness",
+    auto brightnessMqtt = Builder<Number>(new Number{ "Brightness", "brightness",
             [](const char* msg) {
                 Display::brightness = String{ msg }.toInt();
             }
         })
         .withMin(Display::Brightness::MIN).withMax(Display::Brightness::MAX).withStep(1)
         .withIcon("mdi:brightness-7")
-        .restoreStateFromCommand()
+        .restoreStateFromTopic()
         .build();
 
-    auto hourFormatMqtt = Builder<Switch>::instance(new Switch{ "Format 24h", "format_24h",
+    auto hourFormatMqtt = Builder<Switch>(new Switch{ "Format 24h", "format_24h",
             [](const char* msg) {
                 Display::hourFormat24 = (strcmp("ON", msg) == 0);
             }
-        }).withIcon("mdi:hours-24").restoreStateFromCommand().build();
-    Number* displayTimerMqtt = Builder<Number>::instance(new Number{ "Timer duration", "timer_duration",
+        }).withIcon("mdi:hours-24").restoreStateFromTopic().build();
+    Number* displayTimerMqtt = Builder<Number>(new Number{ "Timer duration", "timer_duration",
             [](const char* msg) {
                 auto value = String{ msg }.toInt();
                 timer = value;
@@ -65,11 +65,11 @@ namespace Devices {
         .withDeviceClass("duration")
         .withUnitMeasure("min")
         .withIcon("mdi:timer-edit-outline")
-        .restoreStateFromCommand()
+        .restoreStateFromTopic()
         .build();
-    Sensor* timerRemainingMqtt = Builder<Sensor>::instance(new Sensor("Timer remaining", "timer_remaining"))
+    Sensor* timerRemainingMqtt = Builder<Sensor>(new Sensor("Timer remaining", "timer_remaining"))
         .withUnitMeasure("min").withPrecision(0).withIcon("mdi:timer-sand").build();
-    Switch* timerMqtt = Builder<Switch>::instance(new Switch{"Timer", "timer",
+    Switch* timerMqtt = Builder<Switch>(new Switch{"Timer", "timer",
             [](const char* msg) {
                 if (strcmp("ON", msg) == 0) {
                     Display::tTimer.restart();
@@ -79,13 +79,13 @@ namespace Devices {
                     timerMqtt->updateState(false);
                  }
             }
-        }).withIcon("mdi:timer-play-outline").restoreStateFromCommand().build();
+        }).withIcon("mdi:timer-play-outline").restoreStateFromTopic().build();
 
     auto button = 
         HaESP::restartButton()
         .asDevice(espClockDevice)
         .addSecondary(
-            Builder<Button>::instance(new Button{"Display time", "display_time",
+            Builder<Button>(new Button{"Display time", "display_time",
                 [](const char* msg) {
                     if (strcmp("PRESS", msg) == 0) {
                         Display::displayTask.activate(Display::tDisplayTime);
@@ -94,7 +94,7 @@ namespace Devices {
             }).build()
         )
         .addSecondary(
-            Builder<Button>::instance(new Button{"Display sensor data", "display_sensor_data",
+            Builder<Button>(new Button{"Display sensor data", "display_sensor_data",
                 [](const char* msg) {
                     if (strcmp("PRESS", msg) == 0) {
                         Bme::data.readAll();
@@ -104,7 +104,7 @@ namespace Devices {
             }).build()
         )
         .addSecondary(
-            Builder<Button>::instance(new Button{"Display date", "display_date",
+            Builder<Button>(new Button{"Display date", "display_date",
                 [](const char* msg) {
                     if (strcmp("PRESS", msg) == 0) {
                         Display::displayTask.activate(Display::tDisplayDate);
@@ -113,7 +113,7 @@ namespace Devices {
             }).build()
         )
         .addSecondary(
-            Builder<Button>::instance(new Button{"Display remaining timer", "display_remaining_timer",
+            Builder<Button>(new Button{"Display remaining timer", "display_remaining_timer",
                 [](const char* msg) {
                     if (strcmp("PRESS", msg) == 0) {
                         Display::displayTask.activate(Display::tDisplayTimer);
@@ -122,7 +122,7 @@ namespace Devices {
             }).build()
         )
         .addSecondary(
-            Builder<Button>::instance(new Button{"Update time", "update_time",
+            Builder<Button>(new Button{"Update time", "update_time",
                 [](const char* msg) {
                     if (strcmp("PRESS", msg) == 0) Ntp::tUpdateTime.restart();
                 }
diff --git a/include/display.h b/include/display.h
index 41f7d22..3b27d5e 100644
--- a/include/display.h
+++ b/include/display.h
@@ -120,23 +120,23 @@ namespace Display {
     } hourFormat24;
 
     struct Brightness : public CallbackAware<callback_t> {
-        static constexpr uint8 MIN = 0;
-        static constexpr uint8 MAX = 15;
-        static constexpr uint8 DAY = 11;
-        static constexpr uint8 NIGHT = MIN;
+        static constexpr uint8_t MIN = 0;
+        static constexpr uint8_t MAX = 15;
+        static constexpr uint8_t DAY = 11;
+        static constexpr uint8_t NIGHT = MIN;
 
-        void operator=(uint8 value) {
+        void operator=(uint8_t value) {
             current = value % (MAX + 1);
             clockDisplay.setBrightness(current);
             if (callback) callback();
         }
 
-        operator uint8() {
+        operator uint8_t() {
             return current;
         }
 
     private:
-        uint8 current = NIGHT;
+        uint8_t current = NIGHT;
     } brightness;
 
     void drawTime() {
diff --git a/include/timer.h b/include/timer.h
index ec4792d..95c0082 100644
--- a/include/timer.h
+++ b/include/timer.h
@@ -10,7 +10,7 @@ struct : public CallbackAware<remaining_callback_t> {
         if (callback) callback(remaining);
     }
 
-    operator int8() {
+    operator int8_t() {
         return remaining;
     }
 
@@ -19,5 +19,5 @@ struct : public CallbackAware<remaining_callback_t> {
     }
 
 private:
-    int8 remaining = 0;
+    int8_t remaining = 0;
 } timer;
diff --git a/platformio.ini b/platformio.ini
index efaf083..27afb87 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -23,7 +23,7 @@ lib_deps =
 	sparkfun/SparkFun BME280@^2.0.9
 	arkhipenko/TaskScheduler@^3.8.5
 	https://git.hodos.ro/libraries/wifi.git@^2.0.0
-	https://git.hodos.ro/libraries/ha-mqtt.git@^1.10.0
+	https://git.hodos.ro/libraries/ha-mqtt.git#2.0.0
 build_flags = -D WIFI_ALWAYS_ON=1 -D ADAFRUIT_BME=1
 
 [env:laptop_home]
diff --git a/src/esp_clock.cpp b/src/esp_clock.cpp
index ba0c0ab..a7a238e 100644
--- a/src/esp_clock.cpp
+++ b/src/esp_clock.cpp
@@ -73,13 +73,14 @@ void setup() {
         [] {turnLed();}
     );
     Devices::setup();
+    WebServer::setup();
 
     Wifi::setup(ts,
         [] {
             Ota::tLoop.enable();
             Mqtt::tReConnect.enable();
             Ntp::tUpdateTime.enable();
-            WebServer::setup();
+            WebServer::start();
         },
         [] {
             Ota::tLoop.disable();