diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index c504830ae..1bd4f5807 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,4 +1,4 @@
-FROM homeassistant/home-assistant:2024.3.3@sha256:48773146b3b7f7d4811426a33044a322e8e4fcda97b9ed9a6b37d7e5b649af0b
+FROM homeassistant/home-assistant:2024.4.2@sha256:8d107df9537de0ccc3591d8a26fcdb0bb0e73f08b9ca8e83f45a2266ec9dbefc
 
 ARG ENABLE_NONROOT_DOCKER="true"
 ARG INSTALL_ZSH="true"
diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 407b95bbf..896fc9cf2 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -56,7 +56,7 @@ jobs:
         run: |
           openssl req -x509 -newkey rsa:1024 -subj '/CN=example.com' -nodes -keyout key.pem -out cert.pem
       - name: Test config
-        uses: docker://homeassistant/home-assistant:2024.3.3@sha256:48773146b3b7f7d4811426a33044a322e8e4fcda97b9ed9a6b37d7e5b649af0b
+        uses: docker://homeassistant/home-assistant:2024.4.2@sha256:8d107df9537de0ccc3591d8a26fcdb0bb0e73f08b9ca8e83f45a2266ec9dbefc
         with:
           entrypoint: ./script/cibuild
   script-deploy:
diff --git a/custom_components/plant/__init__.py b/custom_components/plant/__init__.py
index d484814ac..97221c0d2 100644
--- a/custom_components/plant/__init__.py
+++ b/custom_components/plant/__init__.py
@@ -221,7 +221,7 @@ async def replace_sensor(call: ServiceCall) -> None:
         return
 
     hass.services.async_register(DOMAIN, SERVICE_REPLACE_SENSOR, replace_sensor)
-    hass.components.websocket_api.async_register_command(ws_get_info)
+    websocket_api.async_register_command(hass, ws_get_info)
     plant.async_schedule_update_ha_state(True)
 
     # Lets add the dummy sensors automatically if we are testing stuff
diff --git a/custom_components/plant/const.py b/custom_components/plant/const.py
index 6c9682005..7a27204ac 100644
--- a/custom_components/plant/const.py
+++ b/custom_components/plant/const.py
@@ -119,6 +119,7 @@
 ICON_HUMIDITY = "mdi:water-percent"
 ICON_ILLUMINANCE = "mdi:brightness-6"
 ICON_MOISTURE = "mdi:water"
+ICON_PPFD = "mdi:white-balance-sunny"
 ICON_TEMPERATURE = "mdi:thermometer"
 
 OPB_GET = "get"
diff --git a/custom_components/plant/sensor.py b/custom_components/plant/sensor.py
index 3b15ec2d8..cf4c1a7fc 100644
--- a/custom_components/plant/sensor.py
+++ b/custom_components/plant/sensor.py
@@ -57,9 +57,11 @@
     FLOW_SENSOR_MOISTURE,
     FLOW_SENSOR_TEMPERATURE,
     ICON_CONDUCTIVITY,
+    ICON_DLI,
     ICON_HUMIDITY,
     ICON_ILLUMINANCE,
     ICON_MOISTURE,
+    ICON_PPFD,
     ICON_TEMPERATURE,
     READING_CONDUCTIVITY,
     READING_DLI,
@@ -449,7 +451,7 @@ def __init__(
         self._plant = plantdevice
 
         self._external_sensor = self._plant.sensor_illuminance.entity_id
-        self._attr_icon = "mdi:white-balance-sunny"
+        self._attr_icon = ICON_PPFD
         super().__init__(hass, config, plantdevice)
         self._follow_unit = False
         self.entity_id = async_generate_entity_id(
@@ -538,6 +540,7 @@ def __init__(
             unit_time=UnitOfTime.SECONDS,
         )
         self._unit_of_measurement = UNIT_DLI
+        self._attr_icon = ICON_DLI
         self.entity_id = async_generate_entity_id(
             f"{DOMAIN_SENSOR}.{{}}", self.name, current_ids={}
         )
@@ -597,6 +600,7 @@ def __init__(
         )
 
         self._unit_of_measurement = UNIT_DLI
+        self._attr_icon = ICON_DLI
         self._plant = plantdevice
 
     @property