public function on_post_save( $post_id, $unused_post, $update ) {
		if ( ! $update ) {
			return;
		}

		$event = tribe_get_event( $post_id );

		if ( ! $event instanceof WP_Post || empty( $event->duration ) ) {
			// Hook for the Event meta save to try later in the save request, data might be there then.
			if ( ! doing_action( 'tribe_events_update_meta' ) ) {
				// But do no re-hook if we're acting on it.
				add_action( 'tribe_events_update_meta', [ $this, 'on_post_save' ], 100, 3 );
			}

			return;
		}

		$meeting_handler = $this->container->make( Meetings::class );

		$meeting_handler->update( $event );
	}