Show posts from tags of current post but don't show current post

<?php
$posttags = get_the_tags();
if ($posttags) {$dem= 0; foreach($posttags as $tag) {$dstag[$dem]= $tag->term_id; $dem++;}}
$args = array('tag__in' => $dstag);
$the_query = new WP_Query( $args );  ?>

<?php if ( $the_query->have_posts() ) : ?>

<!-- pagination here -->

	<!-- the loop -->
	<?php while ( $the_query->have_posts() ) : $the_query->the_post(); ?>
	<h2><?php the_title(); ?></h2>
	<?php endwhile; ?>
	<!-- end of the loop -->

<!-- pagination here -->

<?php wp_reset_postdata(); ?>

<?php else: ?>
	<p><?php _e( 'Sorry, no posts matched your criteria.' ); ?></p>
<?php endif; ?>

I used this code, worked but…
This code will show posts from tags of current post… but, it show current post… Please help me except current post ??