diff --git a/script/imgproc/LedDetectionProc.py b/script/imgproc/LedDetectionProc.py
index 8df5782..d4ef9bc 100644
--- a/script/imgproc/LedDetectionProc.py
+++ b/script/imgproc/LedDetectionProc.py
@@ -16,8 +16,8 @@ background = average_frames(5)
 #show_panel(img.backgroundImage)
 #img.backgroundEnabled = True
 
-led_ctrl1.write(0.40)
-led_ctrl2.write(0.40)
+led_ctrl1.write(led_ctrl1.config.maxValue)
+led_ctrl2.write(led_ctrl2.config.maxValue)
 time.sleep(0.1)
 img.waitNext(100)
 image = average_frames(5)