diff --git a/composer.json b/composer.json
index 851caa361..14db1f5cf 100644
--- a/composer.json
+++ b/composer.json
@@ -93,7 +93,7 @@
       "require": "3.4.*"
     },
     "runtime": {
-      "dotenv_path": "symfony/.env"
+      "dotenv_path": "resources/symfony/.env"
     }
   },
   "scripts": {
diff --git a/lib/autoload_runtime.php b/lib/autoload_runtime.php
index f620a1a7a..6b5344587 100644
--- a/lib/autoload_runtime.php
+++ b/lib/autoload_runtime.php
@@ -14,7 +14,7 @@ if (!is_object($app)) {
 
 $runtime = $_SERVER['APP_RUNTIME'] ?? $_ENV['APP_RUNTIME'] ?? 'Symfony\\Component\\Runtime\\SymfonyRuntime';
 $runtime = new $runtime(($_SERVER['APP_RUNTIME_OPTIONS'] ?? $_ENV['APP_RUNTIME_OPTIONS'] ?? []) + [
-  'dotenv_path' => 'symfony/.env',
+  'dotenv_path' => 'resources/symfony/.env',
   'project_dir' => dirname(__DIR__, 1),
 ]);
 
diff --git a/symfony/.env b/resources/symfony/.env
similarity index 98%
rename from symfony/.env
rename to resources/symfony/.env
index c4cb030ca..6eee6fbbc 100644
--- a/symfony/.env
+++ b/resources/symfony/.env
@@ -15,6 +15,6 @@
 # https://symfony.com/doc/current/best_practices.html#use-environment-variables-for-infrastructure-configuration
 
 ###> symfony/framework-bundle ###
-#APP_ENV=dev
+APP_ENV=prod
 #APP_SECRET=extracted from iTop general configuration in ./symfony/packages/itop_configuration_bridge.php
 ###< symfony/framework-bundle ###
diff --git a/symfony/config/bundles.php b/resources/symfony/config/bundles.php
similarity index 100%
rename from symfony/config/bundles.php
rename to resources/symfony/config/bundles.php
diff --git a/symfony/config/packages/cache.yaml b/resources/symfony/config/packages/cache.yaml
similarity index 100%
rename from symfony/config/packages/cache.yaml
rename to resources/symfony/config/packages/cache.yaml
diff --git a/symfony/config/packages/debug.yaml b/resources/symfony/config/packages/debug.yaml
similarity index 100%
rename from symfony/config/packages/debug.yaml
rename to resources/symfony/config/packages/debug.yaml
diff --git a/symfony/config/packages/framework.yaml b/resources/symfony/config/packages/framework.yaml
similarity index 100%
rename from symfony/config/packages/framework.yaml
rename to resources/symfony/config/packages/framework.yaml
diff --git a/symfony/config/packages/itop_configuration_bridge.php b/resources/symfony/config/packages/itop_configuration_bridge.php
similarity index 88%
rename from symfony/config/packages/itop_configuration_bridge.php
rename to resources/symfony/config/packages/itop_configuration_bridge.php
index cd3ac74f5..9f0e1dece 100644
--- a/symfony/config/packages/itop_configuration_bridge.php
+++ b/resources/symfony/config/packages/itop_configuration_bridge.php
@@ -19,8 +19,8 @@
 
 use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
 
-require_once(__DIR__ . '/../../../approot.inc.php');
-require_once(__DIR__ . '/../../../application/startup.inc.php');
+require_once(__DIR__.'/../../../../approot.inc.php');
+require_once(__DIR__.'/../../../../application/startup.inc.php');
 
 return static function (ContainerConfigurator $container) {
 
diff --git a/symfony/config/packages/routing.yaml b/resources/symfony/config/packages/routing.yaml
similarity index 100%
rename from symfony/config/packages/routing.yaml
rename to resources/symfony/config/packages/routing.yaml
diff --git a/symfony/config/packages/twig.yaml b/resources/symfony/config/packages/twig.yaml
similarity index 100%
rename from symfony/config/packages/twig.yaml
rename to resources/symfony/config/packages/twig.yaml
diff --git a/symfony/config/packages/web_profiler.yaml b/resources/symfony/config/packages/web_profiler.yaml
similarity index 100%
rename from symfony/config/packages/web_profiler.yaml
rename to resources/symfony/config/packages/web_profiler.yaml
diff --git a/resources/symfony/config/preload.php b/resources/symfony/config/preload.php
new file mode 100644
index 000000000..9ff0d3b16
--- /dev/null
+++ b/resources/symfony/config/preload.php
@@ -0,0 +1,9 @@
+<?php
+
+// compute app kernel prod container
+$sEnv =  utils::GetCurrentEnvironment();
+$sAppKernelProdContainer = APPROOT . "/data/cache-$sEnv/symfony/App_KernelProdContainer.preload.php";
+
+if (file_exists($sAppKernelProdContainer)) {
+    require $sAppKernelProdContainer;
+}
diff --git a/symfony/config/routes.yaml b/resources/symfony/config/routes.yaml
similarity index 67%
rename from symfony/config/routes.yaml
rename to resources/symfony/config/routes.yaml
index 92cdfb9d1..be6820117 100644
--- a/symfony/config/routes.yaml
+++ b/resources/symfony/config/routes.yaml
@@ -1,5 +1,5 @@
 controllers:
     resource:
-        path: ../../sources/Controller/
+        path: ../../../sources/Controller/
         namespace: Combodo\iTop\Controller
     type: attribute
diff --git a/symfony/config/routes/framework.yaml b/resources/symfony/config/routes/framework.yaml
similarity index 100%
rename from symfony/config/routes/framework.yaml
rename to resources/symfony/config/routes/framework.yaml
diff --git a/symfony/config/routes/web_profiler.yaml b/resources/symfony/config/routes/web_profiler.yaml
similarity index 100%
rename from symfony/config/routes/web_profiler.yaml
rename to resources/symfony/config/routes/web_profiler.yaml
diff --git a/symfony/config/services.yaml b/resources/symfony/config/services.yaml
similarity index 92%
rename from symfony/config/services.yaml
rename to resources/symfony/config/services.yaml
index 37006bc74..3f52b84b3 100644
--- a/symfony/config/services.yaml
+++ b/resources/symfony/config/services.yaml
@@ -14,9 +14,9 @@ services:
     # makes classes in src/ available to be used as services
     # this creates a service per class whose id is the fully-qualified class name
     Combodo\iTop\:
-        resource: '../../sources'
+        resource: '../../../sources'
         exclude:
-          - '../../sources/alias.php'
+          - '../../../sources/alias.php'
 
     # add more service definitions when explicit configuration is needed
     # please note that last definitions always *replace* previous ones
diff --git a/sources/Kernel.php b/sources/Kernel.php
index 1a4bd9090..f347bc42b 100644
--- a/sources/Kernel.php
+++ b/sources/Kernel.php
@@ -35,7 +35,7 @@ class Kernel extends BaseKernel
 
 	private function getConfigDir(): string
 	{
-		return $this->getProjectDir() . '/symfony/config';
+		return $this->getProjectDir() . '/resources/symfony/config';
 	}
 
 	public function getCacheDir(): string
@@ -46,6 +46,6 @@ class Kernel extends BaseKernel
 
 	public function getLogDir(): string
 	{
-		return $this->getProjectDir() . 'log/symfony';
+		return $this->getProjectDir() . '/log/symfony';
 	}
 }
diff --git a/symfony/config/preload.php b/symfony/config/preload.php
deleted file mode 100644
index 5ebcdb215..000000000
--- a/symfony/config/preload.php
+++ /dev/null
@@ -1,5 +0,0 @@
-<?php
-
-if (file_exists(dirname(__DIR__).'/var/cache/prod/App_KernelProdContainer.preload.php')) {
-    require dirname(__DIR__).'/var/cache/prod/App_KernelProdContainer.preload.php';
-}