diff --git a/src/Routing/Route.php b/src/Routing/Route.php
index ff76ee9d..832933c3 100644
--- a/src/Routing/Route.php
+++ b/src/Routing/Route.php
@@ -276,7 +276,7 @@ protected function extractOptionalParameters()
     protected function parseAction($action)
     {
         if (is_string($action) || is_callable($action)) {
-            // A null, string or Closure is given as Action.
+            // A string or Closure is given as Action.
             return array('uses' => $action);
         } else if (! isset($action['uses'])) {
             // Find the Closure in the Action array.