public function update_stock_after_attendee_deletion( $attendee_id ) {
		$event_id    = (int) get_post_meta( $attendee_id, Attendee::$event_relation_meta_key, true );
		$product_id = (int) get_post_meta( $attendee_id, Attendee::$ticket_relation_meta_key, true );

		$global_stock    = new \Tribe__Tickets__Global_Stock( $event_id );
		$shared_capacity = false;
		if ( $global_stock->is_enabled() ) {
			$shared_capacity = true;
		}

		$this->decrease_ticket_sales_by( $product_id, 1, $shared_capacity, $global_stock );
		$this->increase_ticket_stock_by( $product_id );

		// Increase the deleted attendees count.
		\Tribe__Tickets__Attendance::instance( $event_id )->increment_deleted_attendees_count();

		// Update the cache.
		\Tribe__Post_Transient::instance()->delete( $event_id, \Tribe__Tickets__Tickets::ATTENDEES_CACHE );
	}