diff --git a/lib/form/sfFormField.class.php b/lib/form/sfFormField.class.php
index 0d04cd478..e80fd67cd 100644
--- a/lib/form/sfFormField.class.php
+++ b/lib/form/sfFormField.class.php
@@ -41,7 +41,7 @@ class sfFormField
      * @param string           $value  The field value
      * @param sfValidatorError $error  A sfValidatorError instance
      */
-    public function __construct(sfWidgetForm $widget, ?sfFormField $parent = null, $name, $value, ?sfValidatorError $error = null)
+    public function __construct(sfWidgetForm $widget, ?sfFormField $parent = null, $name = null, $value = null, ?sfValidatorError $error = null)
     {
         $this->widget = $widget;
         $this->parent = $parent;
diff --git a/lib/form/sfFormFieldSchema.class.php b/lib/form/sfFormFieldSchema.class.php
index e0a93fb48..e0d68ac79 100644
--- a/lib/form/sfFormFieldSchema.class.php
+++ b/lib/form/sfFormFieldSchema.class.php
@@ -28,7 +28,7 @@ class sfFormFieldSchema extends sfFormField implements ArrayAccess, Iterator, Co
      * @param string             $value  The field value
      * @param sfValidatorError   $error  A sfValidatorError instance
      */
-    public function __construct(sfWidgetFormSchema $widget, ?sfFormField $parent = null, $name, $value, ?sfValidatorError $error = null)
+    public function __construct(sfWidgetFormSchema $widget, ?sfFormField $parent = null, $name = null, $value = null, ?sfValidatorError $error = null)
     {
         parent::__construct($widget, $parent, $name, $value, $error);