=head2 Cleaning Up Your Path
-For "Insecure $ENV{PATH}" messages, you need to set C<$ENV{'PATH'}> to a
+For "Insecure C<$ENV{PATH}>" messages, you need to set C<$ENV{'PATH'}> to a
known value, and each directory in the path must be non-writable by others
than its owner and group. You may be surprised to get this message even
if the pathname to your executable is fully qualified. This is I<not>