diff --git a/Classes/Middleware/PageViewProxy.php b/Classes/Middleware/PageViewProxy.php
index e7e2b34afe..20223dc90f 100644
--- a/Classes/Middleware/PageViewProxy.php
+++ b/Classes/Middleware/PageViewProxy.php
@@ -78,7 +78,6 @@ public function process(ServerRequestInterface $request, RequestHandlerInterface
         $response = $handler->handle($request);
         // Get input parameters and decrypt core name.
         $parameters = $request->getQueryParams();
-        // Return if not this middleware
         if (!isset($parameters['middleware']) || ($parameters['middleware'] != 'dlf/page-view-proxy')) {
             return $response;
         }
diff --git a/Configuration/RequestMiddlewares.php b/Configuration/RequestMiddlewares.php
index 51de257ae7..f7ddb659eb 100644
--- a/Configuration/RequestMiddlewares.php
+++ b/Configuration/RequestMiddlewares.php
@@ -11,10 +11,12 @@
  */
 
 return [
-    'frontend' => [
+    'backend' => [
         'dlf/page-view-proxy' => [
             'target' => \Kitodo\Dlf\Middleware\PageViewProxy::class,
         ],
+    ],
+    'frontend' => [
         'dlf/search-in-document' => [
             'target' => \Kitodo\Dlf\Middleware\SearchInDocument::class,
             'after' => [
diff --git a/Tests/Functional/Api/PageViewProxyTest.php b/Tests/Functional/Api/PageViewProxyTest.php
index bbd6ade6d9..32b9de848d 100644
--- a/Tests/Functional/Api/PageViewProxyTest.php
+++ b/Tests/Functional/Api/PageViewProxyTest.php
@@ -2,7 +2,6 @@
 
 namespace Kitodo\Dlf\Tests\Functional\Api;
 
-use GuzzleHttp\Client as HttpClient;
 use Kitodo\Dlf\Tests\Functional\FunctionalTestCase;
 use TYPO3\CMS\Core\Utility\GeneralUtility;