diff --git a/homeassistant/components/forecast_solar/const.py b/homeassistant/components/forecast_solar/const.py
index ea76ed7da2a..1ec8c3e4df1 100644
--- a/homeassistant/components/forecast_solar/const.py
+++ b/homeassistant/components/forecast_solar/const.py
@@ -21,7 +21,6 @@ CONF_DECLINATION = "declination"
 CONF_AZIMUTH = "azimuth"
 CONF_MODULES_POWER = "modules power"
 CONF_DAMPING = "damping"
-ATTR_ENTRY_TYPE: Final = "entry_type"
 ENTRY_TYPE_SERVICE: Final = "service"
 
 SENSORS: tuple[ForecastSolarSensorEntityDescription, ...] = (