diff --git a/src/wp-includes/class-wp-customize-setting.php b/src/wp-includes/class-wp-customize-setting.php
index 752593fa61..c10285e1c3 100644
--- a/src/wp-includes/class-wp-customize-setting.php
+++ b/src/wp-includes/class-wp-customize-setting.php
@@ -559,7 +559,7 @@ class WP_Customize_Setting {
 	 *
 	 * @since 3.4.0
 	 *
-	 * @param string|array $value    The value to sanitize.
+	 * @param string|array $value The value to sanitize.
 	 * @return string|array|null|WP_Error Sanitized value, or `null`/`WP_Error` if invalid.
 	 */
 	public function sanitize( $value ) {
diff --git a/src/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php b/src/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php
index 18cf83dfda..8e35e32238 100644
--- a/src/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php
+++ b/src/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php
@@ -653,12 +653,16 @@ class WP_Customize_Nav_Menu_Item_Setting extends WP_Customize_Setting {
 	 * we remove that in this override.
 	 *
 	 * @since 4.3.0
+	 * @since 5.9.0 Renamed `$menu_item_value` to `$value` for PHP 8 named parameter support.
 	 *
-	 * @param array $menu_item_value The value to sanitize.
+	 * @param array $value The menu item value to sanitize.
 	 * @return array|false|null|WP_Error Null or WP_Error if an input isn't valid. False if it is marked for deletion.
 	 *                                   Otherwise the sanitized value.
 	 */
-	public function sanitize( $menu_item_value ) {
+	public function sanitize( $value ) {
+		// Restores the more descriptive, specific name for use within this method.
+		$menu_item_value = $value;
+
 		// Menu is marked for deletion.
 		if ( false === $menu_item_value ) {
 			return $menu_item_value;
diff --git a/src/wp-includes/customize/class-wp-customize-nav-menu-setting.php b/src/wp-includes/customize/class-wp-customize-nav-menu-setting.php
index 8962606e5c..c3dc1e9eb5 100644
--- a/src/wp-includes/customize/class-wp-customize-nav-menu-setting.php
+++ b/src/wp-includes/customize/class-wp-customize-nav-menu-setting.php
@@ -407,7 +407,7 @@ class WP_Customize_Nav_Menu_Setting extends WP_Customize_Setting {
 	 *
 	 * @since 4.3.0
 	 *
-	 * @param array $value The value to sanitize.
+	 * @param array $value The menu value to sanitize.
 	 * @return array|false|null Null if an input isn't valid. False if it is marked for deletion.
 	 *                          Otherwise the sanitized value.
 	 */