Index: post-template.php
===================================================================
--- post-template.php	(revision 52)
+++ post-template.php	(working copy)
@@ -114,7 +114,7 @@
 		else if ( isset($post->post_status) && 'private' == $post->post_status )
 			$title = sprintf(__('Private: %s'), $title);
 	}
-	return apply_filters( 'the_title', $title );
+	return apply_filters( 'the_title', $title, $post );
 }
 
 /**