diff --git a/lib/Text/Dokuwiki/Parser.pm b/lib/Text/Dokuwiki/Parser.pm
index 784aecf..c2c20b5 100644
--- a/lib/Text/Dokuwiki/Parser.pm
+++ b/lib/Text/Dokuwiki/Parser.pm
@@ -331,7 +331,8 @@ sub parse {
     my @fn  = @{ $self->{footnotes} };
     my @out = ();
     for (my $i = 0; $i <= $#fn; $i++) {
-      push @out, [li => {}, [a => {name => "note_" . $i + 1}], $fn[$i]];
+      my $name = sprintf "note_%d", $i + 1;
+      push @out, [li => {}, [a => {name => $name}], $fn[$i]];
     }
     push @tree, [ol => {}, @out];
   }