diff --git a/src/Admin/MultisitesModelAdminExtension.php b/src/Admin/MultisitesModelAdminExtension.php
index f3639fb..967d305 100644
--- a/src/Admin/MultisitesModelAdminExtension.php
+++ b/src/Admin/MultisitesModelAdminExtension.php
@@ -7,6 +7,9 @@
 use SilverStripe\Forms\DropdownField;
 use SilverStripe\CMS\Model\SiteTree;
 use SilverStripe\Core\Extension;
+use Symbiote\Multisites\Multisites;
+use Symbiote\Multisites\Model\Site;
+
 /**
  * MultisitesModelAdminExtension
  *