diff --git a/dashboard/src/main.rs b/dashboard/src/main.rs
index c2aa324..e574601 100644
--- a/dashboard/src/main.rs
+++ b/dashboard/src/main.rs
@@ -15,7 +15,7 @@ fn apply_state(app: &Weak<AppWindow>, state: State) {
         // Light/Dark mode
         //
         if let Some(illuminance) = state
-            .get("sensor.living_room_motion_sensor_illuminance")
+            .get("sensor.diyless_thermostat_3_ambient_light_level")
             .as_ref()
             && let Ok(illuminance) = illuminance.state.parse::<i32>()
         {