diff --git a/config/install/field.storage.node.field_parent_page.yml b/config/install/field.storage.node.field_parent_page.yml
index 3072f5b..e2057d1 100644
--- a/config/install/field.storage.node.field_parent_page.yml
+++ b/config/install/field.storage.node.field_parent_page.yml
@@ -8,7 +8,9 @@ id: node.field_parent_page
 field_name: field_parent_page
 entity_type: node
 type: dynamic_entity_reference
-settings: {  }
+settings:
+  exclude_entity_types: false
+  entity_type_ids: []
 module: dynamic_entity_reference
 locked: false
 cardinality: 1
diff --git a/structural_pages.install b/structural_pages.install
index 73a7717..58c58f2 100644
--- a/structural_pages.install
+++ b/structural_pages.install
@@ -323,6 +323,52 @@ function _structural_pages_ensure_content_translation(): void {
   $config->save();
 }
 
+/**
+ * Corrige handler_settings nulo no field_parent_page (compatibilidade PHP 8).
+ *
+ * O widget DynamicEntityReferenceWidget faz $settings[$type]['handler_settings']
+ * + array, que lança TypeError quando handler_settings é null no PHP 8.
+ * Re-aplica as settings completas a partir do YAML de install do módulo.
+ */
+function structural_pages_update_10006(): string {
+  $config = \Drupal::configFactory()
+    ->getEditable('field.field.node.content_page.field_parent_page');
+
+  if ($config->isNew()) {
+    return t('Campo field_parent_page não encontrado — nada a corrigir.');
+  }
+
+  // Re-aplica as settings completas a partir do YAML de install.
+  $module_path = \Drupal::service('extension.list.module')->getPath('structural_pages');
+  $yaml_file = $module_path . '/config/install/field.field.node.content_page.field_parent_page.yml';
+
+  if (!file_exists($yaml_file)) {
+    return t('Arquivo YAML de install não encontrado.');
+  }
+
+  $yaml_settings = \Symfony\Component\Yaml\Yaml::parse(file_get_contents($yaml_file));
+  $config->set('settings', $yaml_settings['settings']);
+  $config->save(TRUE);
+
+  return t('Settings de field_parent_page re-sincronizadas a partir do YAML de install.');
+}
+
+/**
+ * Corrige exclude_entity_types no storage do field_parent_page (PHP 8 TypeError).
+ *
+ * defaultStorageSettings() retorna exclude_entity_types: TRUE, o que fazia
+ * getTargetTypes() retornar todos os entity types EXCETO node/taxonomy_term.
+ */
+function structural_pages_update_10007(): string {
+  $config = \Drupal::configFactory()
+    ->getEditable('field.storage.node.field_parent_page');
+  if ($config->isNew()) {
+    return 'field.storage.node.field_parent_page não encontrado.';
+  }
+  $config->set('settings.exclude_entity_types', FALSE)->save(TRUE);
+  return 'exclude_entity_types corrigido para FALSE em field_parent_page storage.';
+}
+
 /**
  * Implements hook_requirements().
  */