diff --git a/core/lib/Drupal/Core/Ajax/InsertCommand.php b/core/lib/Drupal/Core/Ajax/InsertCommand.php
index 8c477f5a06aa07d8a1770b362bccdd58a939b4e2..e4b5dc0ca0f35c7693c685fe5832716b946e9c7e 100644
--- a/core/lib/Drupal/Core/Ajax/InsertCommand.php
+++ b/core/lib/Drupal/Core/Ajax/InsertCommand.php
@@ -43,7 +43,7 @@ class InsertCommand implements CommandInterface, CommandWithAttachedAssetsInterf
   protected $content;
 
   /**
-   * A settings array to be passed to any any attached JavaScript behavior.
+   * A settings array to be passed to any attached JavaScript behavior.
    *
    * @var array
    */
diff --git a/core/lib/Drupal/Core/Ajax/ReplaceCommand.php b/core/lib/Drupal/Core/Ajax/ReplaceCommand.php
index 615f4eb561a7d2126d2380df173802c7b4f59909..5d14f44bac5bb163cd1cc7a91503ae5c5cfce2cd 100644
--- a/core/lib/Drupal/Core/Ajax/ReplaceCommand.php
+++ b/core/lib/Drupal/Core/Ajax/ReplaceCommand.php
@@ -11,8 +11,8 @@
  * AJAX command for calling the jQuery replace() method.
  *
  * The 'insert/replaceWith' command instructs the client to use jQuery's
- * replaceWith() method to replace each element matched matched by the given
- * selector with the given HTML.
+ * replaceWith() method to replace each element matched by the given selector
+ * with the given HTML.
  *
  * This command is implemented by Drupal.AjaxCommands.prototype.insert()
  * defined in misc/ajax.js.