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 a0c58e4f66..50d372683d 100644
--- a/Tests/Functional/Api/PageViewProxyTest.php
+++ b/Tests/Functional/Api/PageViewProxyTest.php
@@ -34,7 +34,8 @@ public function cannotAccessFileUrl(): void
         $response = $this->queryProxy([
             'url' => 'file:///etc/passwd',
         ]);
-
+        var_dump($response);
+        ob_flush();
         $this->assertEquals(400, $response->getStatusCode());
     }