You need to add the rewrite rules yourself. This code should work: function prefix_this_add_rewrite_rules() { // Add day archive (and pagination) add_rewrite_rule( ‘/([0-9]{4})/([0-9]{2})/([0-9]{2})/page/?([0-9]{1,})/?’, ‘index.php?post_type=cats&year=$matches[1]&monthnum=$matches[2]&day=$matches[3]&paged=$matches[4]’, ‘top’ ); add_rewrite_rule( ‘cats/([0-9]{4})/([0-9]{2})/([0-9]{2})/?’, ‘index.php?post_type=cats&year=$matches[1]&monthnum=$matches[2]&day=$matches[3]’, ‘top’ ); // Add month archive (and pagination) add_rewrite_rule( ‘cats/([0-9]{4})/([0-9]{2})/page/?([0-9]{1,})/?’,’index.php?post_type=cats&year=$matches[1]&monthnum=$matches[2]&paged=$matches[3]’, ‘top’ ); add_rewrite_rule( ‘cats/([0-9]{4})/([0-9]{2})/?’, ‘index.php?post_type=cats&year=$matches[1]&monthnum=$matches[2]’, ‘top’ ); // Add year archive (and pagination) add_rewrite_rule( ‘cats/([0-9]{4})/page/?([0-9]{1,})/?’, ‘index.php?post_type=cats&year=$matches[1]&paged=$matches[2]’, … Read more