--- 42-lvm.pl	2009/07/19 15:05:03	7
+++ 42-lvm.pl	2009/07/19 15:17:55	8
@@ -80,7 +80,7 @@
 $size .= 'k';
 
 my $lv = $file;
-$lv =~ s{\W+}{-}g;
+$lv =~ s{\W+}{_}g;
 
 system("lvcreate -n $lv -L $size $vg");