diff -Naur gnump3d-3.0.org/bin/gnump3d2 gnump3d-3.0/bin/gnump3d2
--- gnump3d-3.0.org/bin/gnump3d2	2007-10-18 19:34:02.000000000 +0200
+++ gnump3d-3.0/bin/gnump3d2	2009-05-03 11:46:09.000000000 +0200
@@ -1345,8 +1345,8 @@
         next if $key eq 'q' or $key eq 'play';
 
 	my $val = $ARGUMENTS{ $key };
-
-	$header .= "Set-Cookie: " . $key . "=" . $val . ";path=/; expires=Mon, 10-Mar-08 14:36:42 GMT;\r\n";
+	my $exptime=gmtime(time()+365*24*3600) . " GMT" ;
+	$header .= "Set-Cookie: " . $key . "=" . $val . ";path=/; expires=" . $exptime . ";\r\n";
     }
     print "Header: $header\n";