diff --git a/uw_cfg_common.module b/uw_cfg_common.module
index aa3bb57468fc8ca2d01d134195d94a77c09bdd58..ce40c1fc35111ae2ca26646624b007ef0c66eb9f 100644
--- a/uw_cfg_common.module
+++ b/uw_cfg_common.module
@@ -12,7 +12,7 @@ use Drupal\Core\Form\FormStateInterface;
  *
  * Remove the None option from layout builder styles.
  */
-function uw_cfg_common_form_layout_builder_configure_section_alter(&$form, FormStateInterface $form_state, $form_id) {
+function uw_cfg_common_form_layout_builder_configure_section_alter(array &$form, FormStateInterface $form_state, string $form_id): void {
   // Remove the None option from layout builder styles.
   unset($form['layout_builder_style']['#empty_option']);