Run a loop to output your tags:
$posttags = get_the_tags($post->ID);
if ($posttags) {
foreach($posttags as $tag) {
echo '<a href="'.get_tag_link($tag->term_id).'" title="'.$tag->name.'">'. $tag->name .'</a>';
}
}
You don’t have to provide $post->ID
if you are using this inside a loop.