diff --git a/dnp-mangleppd.pl b/dnp-mangleppd.pl
new file mode 100755
index 0000000..74364e5
--- /dev/null
+++ b/dnp-mangleppd.pl
@@ -0,0 +1,48 @@
+#!/usr/bin/perl -w
+
+# cups-genppd.5.2 -p /tmp -Z dnp-ds40 dnp-ds620 dnp-ds80 dnp-dsrx1
+# for x in /tmp/*ppd ; do perl dnp-mangleppd.pl $x ; done
+
+my ($ppd, %sizes);
+
+$ppd = shift(@ARGV);
+
+open FILE, "<$ppd" || die ("can't open file");
+
+while(<FILE>) {
+    if ($_ =~ "/\*PageSize (.*)\/(.*):.*/") {
+	$sizes{$1} = $2;
+    }
+}
+
+close FILE;
+
+foreach my $key (keys(%sizes)) {
+    open FILE, "<$ppd" || die ("can't open file $ppd");
+
+    my $out = $ppd;
+    $out =~ s/.*stp-dnp-(.*)\.5\.2\.ppd/$1/;
+    $out =~ tr/a-z/A-Z/;
+    $out =~ s/DSRX1/RX1/;
+    
+    $sizes{"$key"} =~ s/(.*)\*(.*)/$1_x$2/;
+    $sizes{"$key"} =~ s/(.*)\+(.*)/$1_$2/;
+
+    print "--> $key = $sizes{$key}\n";
+    
+    open FILE2, ">$out-$sizes{$key}.ppd";
+
+    while(<FILE>) {
+	s/\*DefaultPageSize: .*/*DefaultPageSize: $key/;
+	s/\*DefaultPageRegion: .*/*DefaultPageRegion: $key/;
+	s/\*DefaultImageableArea: .*/*DefaultImageableArea: $key/;
+	s/\*DefaultPaperDimension: .*/*DefaultPaperDimension: $key/;
+	s/\*DefaultStpColorCorrection: .*/*DefaultStpColorCorrection: Uncorrected/;
+	s/\*DefaultStpColorPrecision: .*/*DefaultStpColorPrecision: Best/;
+
+	print FILE2 "$_";
+    }
+    
+    close FILE;
+    close FILE2;
+}