diff --git a/wp-admin/post.php b/wp-admin/post.php
index b73a05ec4f..e7a72b493b 100644
--- a/wp-admin/post.php
+++ b/wp-admin/post.php
@@ -80,7 +80,7 @@ case 'edit':
 	?>
 	<div id='preview' class='wrap'>
 	<h2 id="preview-post"><?php _e('Post Preview (updated when post is saved)'); ?> <small class="quickjump"><a href="#write-post"><?php _e('edit &uarr;'); ?></a></small></h2>
-		<iframe src="<?php the_permalink(); ?>" width="100%" height="600" />
+		<iframe src="<?php the_permalink(); ?>" width="100%" height="600" ></iframe>
 	</div>
 	<?php
 	break;