--- a/code2html
+++ b/code2html
@@ -1357,7 +1357,7 @@
 								   my @lines = split ( /\n/, $_[0] );
 
                                                                    my $nr = 0;
-                                                                   my $lengthofnr = length(@lines);
+                                                                   my $lengthofnr = length(scalar(@lines));
                                                                    my $format = qq{<a name="$_[1]line%u">%${lengthofnr}u</a> %s\n} ;
 					                           join ('', map (  {$nr++; sprintf ( $format , $nr, $nr, $_ )} @lines));
 					                           },
@@ -1367,7 +1367,7 @@
 								   my @lines = split ( /\n/, $_[0] );
 
                                                                    my $nr = 0; 
-                                                                   my $lengthofnr = length(@lines);
+                                                                   my $lengthofnr = length(scalar(@lines));
                                                                    my $format = qq{<a name="$_[1]line%u" href="#$_[1]line%u">%$ {lengthofnr}u</a> %s\n};
                                                                    join ('', map (  {$nr++; sprintf ( $format , $nr, $nr, $nr, $_ )} @lines));
 					                           }