diff --git a/rgbyteclock_patterns.c b/rgbyteclock_patterns.c
index bab1fd6..7e8aacd 100644
--- a/rgbyteclock_patterns.c
+++ b/rgbyteclock_patterns.c
@@ -26,7 +26,7 @@ void rgbyteclock_rounds(void)
   led_turn_all_on();
 
   while (1) {
-    //PORTC ^= (1<<PC5);
+	PORTC ^= (1<<PC5);
     for (int i=0; i<14; i++) {
       led_set(i, 0x1ff, 0x00, 0x00);
       led_flush();