diff -bu XML-XSS-0.3.1-xj_2Cr/lib/XML/XSS/StyleAttribute.pm~ XML-XSS-0.3.1-xj_2Cr/lib/XML/XSS/StyleAttribute.pm --- XML-XSS-0.3.1-xj_2Cr/lib/XML/XSS/StyleAttribute.pm~ 2011-03-14 18:02:34.000000000 -0600 +++ XML-XSS-0.3.1-xj_2Cr/lib/XML/XSS/StyleAttribute.pm 2013-07-20 21:22:08.358694090 -0600 @@ -30,8 +30,8 @@ '=' => sub { shift }, 'eq' => sub { my ( $a, $b ) = @_; - return ref($a) eq ref($b) - and refaddr($a) == refaddr($b); + return (ref($a) eq ref($b) + and refaddr($a) == refaddr($b)); };