Index: wp-includes/default-filters.php
===================================================================
--- wp-includes/default-filters.php	(revision 5213)
+++ wp-includes/default-filters.php	(working copy)
@@ -45,7 +45,7 @@
 add_filter('comment_url', 'clean_url');
 
 add_filter('comment_text', 'convert_chars');
-add_filter('comment_text', 'make_clickable');
+add_filter('comment_text', 'make_clickable', 9);
 add_filter('comment_text', 'force_balance_tags', 25);
 add_filter('comment_text', 'wpautop', 30);
 add_filter('comment_text', 'convert_smilies', 20);