diff --git a/homeassistant/components/ecoforest/icons.json b/homeassistant/components/ecoforest/icons.json
new file mode 100644
index 00000000000..4cd93399184
--- /dev/null
+++ b/homeassistant/components/ecoforest/icons.json
@@ -0,0 +1,9 @@
+{
+  "entity": {
+    "sensor": {
+      "alarm": {
+        "default": "mdi:alert"
+      }
+    }
+  }
+}
diff --git a/homeassistant/components/ecoforest/sensor.py b/homeassistant/components/ecoforest/sensor.py
index 6f903bee2ba..90904d274ac 100644
--- a/homeassistant/components/ecoforest/sensor.py
+++ b/homeassistant/components/ecoforest/sensor.py
@@ -90,7 +90,6 @@ SENSOR_TYPES: tuple[EcoforestSensorEntityDescription, ...] = (
         translation_key="alarm",
         device_class=SensorDeviceClass.ENUM,
         options=ALARM_TYPE,
-        icon="mdi:alert",
         value_fn=lambda data: data.alarm.value if data.alarm else "none",
     ),
     EcoforestSensorEntityDescription(