diff --git a/firmware/lib/hal.c b/firmware/lib/hal.c
index af88d5a..c455475 100644
--- a/firmware/lib/hal.c
+++ b/firmware/lib/hal.c
@@ -39,7 +39,6 @@ ISR(TIMER2_COMPA_vect) {
 	}
 }
 
-// WARNING: this interrupt is already way too big. extend only in case of emergency!
 ISR(TIMER0_COMPA_vect) {
 	// generate 38kHz signal