diff --git a/src/Bundle/ChillDocGeneratorBundle/Controller/DocGeneratorTemplateController.php b/src/Bundle/ChillDocGeneratorBundle/Controller/DocGeneratorTemplateController.php
index 510d5a483..fc494390e 100644
--- a/src/Bundle/ChillDocGeneratorBundle/Controller/DocGeneratorTemplateController.php
+++ b/src/Bundle/ChillDocGeneratorBundle/Controller/DocGeneratorTemplateController.php
@@ -37,13 +37,17 @@ use Symfony\Component\HttpKernel\KernelInterface;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Routing\Annotation\Route;
 
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+
 final class DocGeneratorTemplateController extends AbstractController
 {
     private KernelInterface $kernel;
+    private HttpClientInterface $client;
 
-    public function __construct(KernelInterface $kernel)
+    public function __construct(KernelInterface $kernel, HttpClientInterface $client)
     {
         $this->kernel = $kernel;
+        $this->client = $client;
     }
 
     /**
@@ -63,7 +67,7 @@ final class DocGeneratorTemplateController extends AbstractController
             'GET',
             $template->getFile()->getFilename());
 
-        $data = file_get_contents($getUrlGen->url);
+        $data = $this->client->request('GET', $getUrlGen->url);
 
         $iv = $template->getFile()->getIv(); // iv as an Array
         $ivGoodFormat = pack('C*', ...$iv);  // iv as a String (ok for openssl_decrypt)
@@ -73,7 +77,7 @@ final class DocGeneratorTemplateController extends AbstractController
         $key = $template->getFile()->getKeyInfos()['k'];
         $keyGoodFormat = Base64Url::decode($key);
 
-        $dataDecrypted = openssl_decrypt($data, $method, $keyGoodFormat, 1, $ivGoodFormat);
+        $dataDecrypted = openssl_decrypt($data->getContent(), $method, $keyGoodFormat, 1, $ivGoodFormat);
 
         if ($dataDecrypted === FALSE) {
             throw new \Exception("Error during Decrypt ", 1);