diff --git a/core/includes/ajax.inc b/core/includes/ajax.inc
index dc36d68..e2d7bba 100644
--- a/core/includes/ajax.inc
+++ b/core/includes/ajax.inc
@@ -109,7 +109,7 @@
  * status-messages.html.twig, will be prepended.
  *
  * To return commands, you need to set up an object of class
- * \Drupal\Core\Ajax\AjaxResponse, and then use its addCommand() object to add
+ * \Drupal\Core\Ajax\AjaxResponse, and then use its addCommand() method to add
  * individual commands to it. In the date format preview example, the format
  * output is calculated, and then it is returned as replacement markup for a div
  * like this:
@@ -123,7 +123,7 @@
  * The individual commands that you can return implement interface
  * \Drupal\Core\Ajax\CommandInterface. Available commands provide the ability
  * to pop up alerts, manipulate text and markup in various ways, redirect
- * to a new URL, and the generic \Drupal\Core\Ajax\InvokeCmmand, which
+ * to a new URL, and the generic \Drupal\Core\Ajax\InvokeCommand, which
  * invokes an arbitrary jQuery commnd.
  *
  * As noted above, status messages are prepended automatically if you use the