diff --git a/app/start.py b/app/start.py
index 79bce9f..9fd9775 100644
--- a/app/start.py
+++ b/app/start.py
@@ -3,7 +3,7 @@
 
 import machine, neopixel
 
-leds_number = 25
+leds_number = 20
 pin_led = 26
 
 np = neopixel.NeoPixel(machine.Pin(pin_led), leds_number)