diff --git a/dashboard/src/main.rs b/dashboard/src/main.rs
index 5de938b..c2aa324 100644
--- a/dashboard/src/main.rs
+++ b/dashboard/src/main.rs
@@ -19,7 +19,7 @@ fn apply_state(app: &Weak<AppWindow>, state: State) {
             .as_ref()
             && let Ok(illuminance) = illuminance.state.parse::<i32>()
         {
-            let scheme = if illuminance < 100 {
+            let scheme = if illuminance < 300 {
                 ColorScheme::Dark
             } else {
                 ColorScheme::Light