diff --git a/includes/graph.inc b/includes/graph.inc
index 9ef86a1..07979a9 100644
--- a/includes/graph.inc
+++ b/includes/graph.inc
@@ -2,7 +2,7 @@
 
 /**
  * @file
- * Directed acyclic graph functions.
+ * Directed acyclic graph manipulation.
  */
 
 
@@ -52,7 +52,7 @@ function drupal_depth_first_search(&$graph) {
     // The components of the graph.
     'components' => array(),
   );
-  // Perform the actual sort.
+  // Perform the actual search.
   foreach ($graph as $start => $data) {
     _drupal_depth_first_search($graph, $state, $start);
   }