diff --git a/kuukar/kuukar_environment.py b/kuukar/kuukar_environment.py
index 54f5bd4..586b3ef 100644
--- a/kuukar/kuukar_environment.py
+++ b/kuukar/kuukar_environment.py
@@ -30,7 +30,7 @@ class environment:
             else:
                 self.h_alerted = False
 
-            if self.sensors.get_brightness_pct() < 50:
+            if self.sensors.get_brightness_pct() < 25:
                 self.leds.set_headlights(True)
             else:
                 self.leds.set_headlights(False)