diff --git a/breathing_led/main.c b/breathing_led/main.c
index f6e4dcd..b939dbe 100644
--- a/breathing_led/main.c
+++ b/breathing_led/main.c
@@ -39,10 +39,10 @@ void init_gpio(void) {
  * - run_wave: simulate waves like propagating along the LED bar.
  * - breath_led: one LED breathing (for manu use FreeRTOS tasks).
  * - run_meteor: back and forth meteor flow like.
- * 
+ *
  * NOTE: for easy dev/debug you can use the following command:
  * `make run-debug name=beathing_led`
- * 
+ *
  * It will run the program directly on your machine, displaying
  * a LED bar simulator on the terminal stdout.
  */