diff --git a/lib/Controller/WizardController.php b/lib/Controller/WizardController.php
index d62307bfe..8b92e86be 100644
--- a/lib/Controller/WizardController.php
+++ b/lib/Controller/WizardController.php
@@ -25,6 +25,7 @@
 use OCP\AppFramework\Controller;
 use OCP\AppFramework\Http\DataResponse;
 use OCP\AppFramework\Http\TemplateResponse;
+use OCP\Defaults;
 use OCP\IConfig;
 use OCP\IRequest;
 
@@ -63,7 +64,8 @@ public function disable() {
 	 * @return TemplateResponse
 	 */
 	public function show() {
-		$theming = \OC::$server->getThemingDefaults();
+		/** @var Defaults $theming */
+		$theming = \OC::$server->query(Defaults::class);
 		return new TemplateResponse('firstrunwizard', 'wizard', [
 			'desktop'      => $this->config->getSystemValue('customclient_desktop', $theming->getSyncClientUrl()),
 			'android'      => $this->config->getSystemValue('customclient_android', $theming->getAndroidClientUrl()),
diff --git a/templates/wizard.php b/templates/wizard.php
index 1e4258933..769a8f6a6 100644
--- a/templates/wizard.php
+++ b/templates/wizard.php
@@ -2,7 +2,7 @@
 /**
  * @var array $_
  * @var \OCP\IL10N $l
- * @var \OC_Defaults $theme
+ * @var \OCP\Defaults $theme
  */
 ?>
 <div id="firstrunwizard">