diff --git a/framework/grid/ActionColumn.php b/framework/grid/ActionColumn.php
index 3c2119e60e..4783f2c97e 100644
--- a/framework/grid/ActionColumn.php
+++ b/framework/grid/ActionColumn.php
@@ -86,7 +86,7 @@ class ActionColumn extends Column
      */
     public $buttons = [];
     /** @var array visibility conditions for each button. The array keys are the button names (without curly brackets),
-     * and the values are are the boolean true/false or the anonymous function. The button will be shown,
+     * and the values are the boolean true/false or the anonymous function. The button will be shown,
      * when its name is not specified in this array.
      * The callbacks must use the following signature:
      *