diff --git a/config/preload.php b/config/preload.php
new file mode 100644
index 0000000..5ebcdb2
--- /dev/null
+++ b/config/preload.php
@@ -0,0 +1,5 @@
+<?php
+
+if (file_exists(dirname(__DIR__).'/var/cache/prod/App_KernelProdContainer.preload.php')) {
+    require dirname(__DIR__).'/var/cache/prod/App_KernelProdContainer.preload.php';
+}
diff --git a/config/services.yaml b/config/services.yaml
index 05b3dbf..c7296dd 100644
--- a/config/services.yaml
+++ b/config/services.yaml
@@ -4,8 +4,6 @@
 # Put parameters here that don't need to change on each machine where the app is deployed
 # https://symfony.com/doc/current/best_practices/configuration.html#application-related-configuration
 parameters:
-    #directory in which the PDF should be stored
-    factures_directory: '%kernel.project_dir%/public/uploads/factures'
 
 services:
     # default configuration for services in *this* file
@@ -31,8 +29,3 @@ services:
 
     # add more service definitions when explicit configuration is needed
     # please note that last definitions always *replace* previous ones
-
-    # service pour la generation et l enregistrement du PDF
-    App\Service\Facture\FactureService:
-        arguments: 
-            $pdfDirectory: '%factures_directory%'
\ No newline at end of file
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 28235f4..55480e7 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -16,9 +16,7 @@
 
         <!-- ###+ symfony/framework-bundle ### -->
         <env name="APP_ENV" value="dev"/>
-        <env name="APP_SECRET" value="14f04c76fdcd12e3e239982d27ef8dac"/>
-        <!-- env name="TRUSTED_PROXIES" value="127.0.0.0/8,10.0.0.0/8,172.16.0.0/12,192.168.0.0/16" -->
-        <!-- env name="TRUSTED_HOSTS" value="'^(localhost|example\.com)$'" -->
+        <env name="APP_SECRET" value="45aebe81af09b5e22cce263821844e35"/>
         <!-- ###- symfony/framework-bundle ### -->
 
         <!-- ###+ doctrine/doctrine-bundle ### -->
diff --git a/public/index.php b/public/index.php
index 3f8b90e..3bcee0b 100644
--- a/public/index.php
+++ b/public/index.php
@@ -15,14 +15,6 @@ if ($_SERVER['APP_DEBUG']) {
     Debug::enable();
 }
 
-if ($trustedProxies = $_SERVER['TRUSTED_PROXIES'] ?? false) {
-    Request::setTrustedProxies(explode(',', $trustedProxies), Request::HEADER_X_FORWARDED_ALL ^ Request::HEADER_X_FORWARDED_HOST);
-}
-
-if ($trustedHosts = $_SERVER['TRUSTED_HOSTS'] ?? false) {
-    Request::setTrustedHosts([$trustedHosts]);
-}
-
 $kernel = new Kernel($_SERVER['APP_ENV'], (bool) $_SERVER['APP_DEBUG']);
 $request = Request::createFromGlobals();
 $response = $kernel->handle($request);
diff --git a/src/Kernel.php b/src/Kernel.php
index b016861..655e796 100644
--- a/src/Kernel.php
+++ b/src/Kernel.php
@@ -17,7 +17,7 @@ class Kernel extends BaseKernel
         $container->import('../config/{packages}/'.$this->environment.'/*.yaml');
 
         if (is_file(\dirname(__DIR__).'/config/services.yaml')) {
-            $container->import('../config/{services}.yaml');
+            $container->import('../config/services.yaml');
             $container->import('../config/{services}_'.$this->environment.'.yaml');
         } elseif (is_file($path = \dirname(__DIR__).'/config/services.php')) {
             (require $path)($container->withPath($path), $this);
@@ -30,7 +30,7 @@ class Kernel extends BaseKernel
         $routes->import('../config/{routes}/*.yaml');
 
         if (is_file(\dirname(__DIR__).'/config/routes.yaml')) {
-            $routes->import('../config/{routes}.yaml');
+            $routes->import('../config/routes.yaml');
         } elseif (is_file($path = \dirname(__DIR__).'/config/routes.php')) {
             (require $path)($routes->withPath($path), $this);
         }
diff --git a/symfony.lock b/symfony.lock
index 24e4c93..6cba408 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -266,17 +266,18 @@
         "version": "v5.0.7"
     },
     "symfony/framework-bundle": {
-        "version": "5.1",
+        "version": "5.2",
         "recipe": {
             "repo": "github.com/symfony/recipes",
             "branch": "master",
-            "version": "5.1",
-            "ref": "e1b2770f2404d8307450a49cabfc3b2ff3184792"
+            "version": "5.2",
+            "ref": "6ec87563dcc85cd0c48856dcfbfc29610506d250"
         },
         "files": [
             "./config/packages/cache.yaml",
             "./config/packages/framework.yaml",
             "./config/packages/test/framework.yaml",
+            "./config/preload.php",
             "./config/routes/dev/framework.yaml",
             "./config/services.yaml",
             "./public/index.php",