diff --git a/formwork/src/Panel/Controllers/PagesController.php b/formwork/src/Panel/Controllers/PagesController.php
index 8e5825e5..c05b0c31 100644
--- a/formwork/src/Panel/Controllers/PagesController.php
+++ b/formwork/src/Panel/Controllers/PagesController.php
@@ -29,11 +29,6 @@ use UnexpectedValueException;
 
 class PagesController extends AbstractController
 {
-    /**
-     * Page prefix date format
-     */
-    protected const DATE_NUM_FORMAT = 'Ymd';
-
     /**
      * Pages@index action
      */