diff --git a/main.c b/main.c
index e4dd7f4..a7af37e 100644
--- a/main.c
+++ b/main.c
@@ -482,7 +482,7 @@ level pulse on the Hot Plug Detect pin. This pulse shall be at least 100 msec.
 
 	// verify stored EDID validity
 	if (!edid_length((uint8_t*)EEPROM_ADDR)) {
-		LED_PORT->ODR.reg &= ~LED_PIN; // switch LED on to indicate I²C read fail
+		LED_PORT->ODR.reg &= ~LED_PIN; // switch LED on to indicate EDID is invalid
 		puts("EEPROM EDID invalid\r\n");
 	}