diff --git a/ampel-firmware/ampel-firmware.ino b/ampel-firmware/ampel-firmware.ino
index 63243b40cac8f0b7a54b05c34394f7f239663e6f..8fc019df878ec1e4c75e065352a6d79af499b83f 100644
--- a/ampel-firmware/ampel-firmware.ino
+++ b/ampel-firmware/ampel-firmware.ino
@@ -45,8 +45,8 @@ void loop() {
   // Check if air is good enough
   for (int i = 0; i < LED_COUNT; ++i) {
     if ((n >> i) & 1) {
-      led_ring.setPixelColor(i, 0, 255, 0);
-//      led_ring.setPixelColor(i, led_ring.ColorHSV(i * 65535 / 16));
+//      led_ring.setPixelColor(i, 0, 255, 0);
+      led_ring.setPixelColor(i, led_ring.ColorHSV(n * 1023 + 60000));
     }
   }
   Serial.print(n);
@@ -55,7 +55,7 @@ void loop() {
   led_ring.show();
   n = n + 1;
 
-  // Wait half a second before next loop.
-  // Micro-controller might crash if it has too much work to do. Please don't remove it!
+// Wait half a second before next loop.
+// Micro-controller might crash if it has too much work to do. Please don't remove it!
   delay(1000);
 }