diff --git a/wp-content/themes/twentyten/single.php b/wp-content/themes/twentyten/single.php
index 6e13df0b43..18e28031bd 100644
--- a/wp-content/themes/twentyten/single.php
+++ b/wp-content/themes/twentyten/single.php
@@ -43,7 +43,7 @@
 
 					<div class="entry-utility">
 					<?php
-						$tag_list = get_the_tag_list();
+						$tag_list = get_the_tag_list('', ', ');
 						if ( '' != $tag_list ) {
 							$utility_text = __( 'This entry was posted in %1$s and tagged %2$s. Bookmark the <a href="%3$s" title="Permalink to %4$s" rel="bookmark">permalink</a>. Follow any comments here with the <a href="%5$s" title="Comments RSS to %4$s" rel="alternate" type="application/rss+xml">RSS feed for this post</a>.', 'twentyten' );
 						} else {