diff --git a/pierrot-of-the-star-spangled-banner/gen.sh b/pierrot-of-the-star-spangled-banner/gen.sh
index a2cea24..ce162e5 100755
--- a/pierrot-of-the-star-spangled-banner/gen.sh
+++ b/pierrot-of-the-star-spangled-banner/gen.sh
@@ -14,4 +14,4 @@ cat 00 \
     04 \
     04-05-common \
     05 |
-../stdin/synths.pl 180 6 square square triangle square square sawtooth
+../stdin/synths.pl 180 48000 6 square square triangle square square sawtooth
diff --git a/stdin/synths.pl b/stdin/synths.pl
index 99ae0ef..14d1c96 100755
--- a/stdin/synths.pl
+++ b/stdin/synths.pl
@@ -30,10 +30,11 @@ use SoXMusicGen;
 
 our @notes;
 setTempo($ARGV[0]);
-our $maxSynthChannels=$ARGV[1];
+our $synthSampleRate=$ARGV[1];
+our $maxSynthChannels=$ARGV[2];
 
 my @synths;
-for my $synth (iterate(2,@ARGV)) {
+for my $synth (iterate(3,@ARGV)) {
  if (exists($ARGV[$synth])) {
   push (@synths, $ARGV[$synth]);
  }