Genesis archive change H1 to H2

//*Changing Genesis H1 Post Titles to H2
add_filter( ‘genesis_post_title_output’, ‘ac_post_title_output’, 15 );

function ac_post_title_output( $title )
{ if ( is_home() || is_archive() )
$title = sprintf( ‘

%s

‘, apply_filters( ‘genesis_post_title_text’,get_the_title() ) );
return $title;
}