diff --git a/src/Extensions/LeftAndMainSubsites.php b/src/Extensions/LeftAndMainSubsites.php
index 08cf0daa..94a1b8a7 100644
--- a/src/Extensions/LeftAndMainSubsites.php
+++ b/src/Extensions/LeftAndMainSubsites.php
@@ -17,7 +17,7 @@
 use SilverStripe\Forms\HiddenField;
 use SilverStripe\Model\List\ArrayList;
 use SilverStripe\ORM\DataObject;
-use SilverStripe\ORM\SS_List;
+use SilverStripe\Model\List\SS_List;
 use SilverStripe\Security\Member;
 use SilverStripe\Security\Permission;
 use SilverStripe\Security\Security;
diff --git a/src/Service/ThemeResolver.php b/src/Service/ThemeResolver.php
index b91d3bd2..a05d35fd 100644
--- a/src/Service/ThemeResolver.php
+++ b/src/Service/ThemeResolver.php
@@ -41,7 +41,7 @@ class ThemeResolver
      * @param Subsite $site
      * @return array
      */
-    public function getThemeList(Subsite $site)
+    public function getThemeList(Subsite $site): array
     {
         $themes = array_values(SSViewer::get_themes() ?? []);
         $siteTheme = $site->Theme;