diff --git a/application/src/Service/Form/SitePageFormFactory.php b/application/src/Service/Form/SitePageFormFactory.php
index 6436b6ff7..e6b3b1c15 100644
--- a/application/src/Service/Form/SitePageFormFactory.php
+++ b/application/src/Service/Form/SitePageFormFactory.php
@@ -9,7 +9,7 @@ class SitePageFormFactory implements FactoryInterface
 {
     public function __invoke(ContainerInterface $services, $requestedName, array $options = null)
     {
-        $form = new SitePageForm(null, $options);
+        $form = new SitePageForm(null, $options ?? []);
         $form->setCurrentTheme($services->get('Omeka\Site\ThemeManager')->getCurrentTheme());
         return $form;
     }