diff --git a/avrdude/avrdude.conf.sample b/avrdude/avrdude.conf.sample
index d7c8e93c..6abd34df 100644
--- a/avrdude/avrdude.conf.sample
+++ b/avrdude/avrdude.conf.sample
@@ -141,10 +141,9 @@ programmer
   vfyled = 17;
 ;
 
-
-# The AVR3 board does not drive the clock on the AVR.  You must
-# disconnect pin 5 from the parallel port and add a clock signal to
-# the board.
+# The AVR3 board does not drive the clock on the AVR.  You must use a
+# cable that does not pass through pin 5 of the parallel port, and you
+# add a clock signal to the board at pin 3 of P1 or pin 3 of J2.
 programmer
   id      = "avr3";
   desc    = "AVR3 (disconnect pin 5 - see config file for details)";