diff --git a/app/config/services.yml b/app/config/services.yml
index fc76142a9..c903a15af 100644
--- a/app/config/services.yml
+++ b/app/config/services.yml
@@ -146,9 +146,6 @@ services:
         autowire: true
         arguments: ["%qr_code_salt%"]
 
-    Afup\Site\Utils\Configuration:
-        autowire: true
-
     Afup\Site\Utils\Pays:
         autowire: true
 
diff --git a/phpstan-baseline.php b/phpstan-baseline.php
index 1f96be658..30c4b3e7c 100644
--- a/phpstan-baseline.php
+++ b/phpstan-baseline.php
@@ -205,66 +205,6 @@
 	'count' => 1,
 	'path' => __DIR__ . '/sources/Afup/Pagination.php',
 ];
-$ignoreErrors[] = [
-	'message' => '#^Binary operation "\\." between literal\\-string&non\\-falsy\\-string and mixed results in an error\\.$#',
-	'identifier' => 'binaryOp.invalid',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
-$ignoreErrors[] = [
-	'message' => '#^Cannot access offset \'database_host\'\\|\'database_name\'\\|\'database_password\'\\|\'database_port\'\\|\'database_user\'\\|\'smtp_host\'\\|\'smtp_password\'\\|\'smtp_port\'\\|\'smtp_tls\'\\|\'smtp_username\' on 0\\|0\\.0\\|\'\'\\|\'0\'\\|array\\{\\}\\|array\\{database_host\\?\\: mixed, database_name\\?\\: mixed, database_password\\?\\: mixed, database_port\\?\\: mixed, database_user\\?\\: mixed, smtp_host\\?\\: mixed, smtp_password\\?\\: string, smtp_port\\?\\: mixed, \\.\\.\\.\\}\\|false\\|null\\.$#',
-	'identifier' => 'offsetAccess.nonOffsetAccessible',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
-$ignoreErrors[] = [
-	'message' => '#^Cannot access offset \'database_host\'\\|\'database_name\'\\|\'database_password\'\\|\'database_port\'\\|\'database_user\'\\|\'smtp_host\'\\|\'smtp_password\'\\|\'smtp_port\'\\|\'smtp_tls\'\\|\'smtp_username\' on 0\\|0\\.0\\|\'\'\\|\'0\'\\|array\\{\\}\\|array\\{database_host\\?\\: mixed, database_name\\?\\: mixed, database_user\\?\\: mixed, database_password\\?\\: mixed, database_port\\?\\: mixed, smtp_host\\?\\: mixed, smtp_port\\?\\: mixed, smtp_tls\\?\\: mixed, \\.\\.\\.\\}\\|false\\|null\\.$#',
-	'identifier' => 'offsetAccess.nonOffsetAccessible',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
-$ignoreErrors[] = [
-	'message' => '#^Cannot access offset \'parameters\' on mixed\\.$#',
-	'identifier' => 'offsetAccess.nonOffsetAccessible',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
-$ignoreErrors[] = [
-	'message' => '#^Cannot access offset mixed on mixed\\.$#',
-	'identifier' => 'offsetAccess.nonOffsetAccessible',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
-$ignoreErrors[] = [
-	'message' => '#^Method Afup\\\\Site\\\\Utils\\\\Configuration\\:\\:loadSymfonyParameters\\(\\) return type has no value type specified in iterable type array\\.$#',
-	'identifier' => 'missingType.iterableValue',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
-$ignoreErrors[] = [
-	'message' => '#^Method Afup\\\\Site\\\\Utils\\\\Configuration\\:\\:obtenir\\(\\) has no return type specified\\.$#',
-	'identifier' => 'missingType.return',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
-$ignoreErrors[] = [
-	'message' => '#^Method Afup\\\\Site\\\\Utils\\\\Configuration\\:\\:obtenir\\(\\) has parameter \\$cle with no type specified\\.$#',
-	'identifier' => 'missingType.parameter',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
-$ignoreErrors[] = [
-	'message' => '#^Parameter \\#2 \\.\\.\\.\\$arrays of function array_merge expects array, mixed given\\.$#',
-	'identifier' => 'argument.type',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
-$ignoreErrors[] = [
-	'message' => '#^Property Afup\\\\Site\\\\Utils\\\\Configuration\\:\\:\\$values has no type specified\\.$#',
-	'identifier' => 'missingType.property',
-	'count' => 1,
-	'path' => __DIR__ . '/sources/Afup/Utils/Configuration.php',
-];
 $ignoreErrors[] = [
 	'message' => '#^Binary operation "\\." between mixed and \' \' results in an error\\.$#',
 	'identifier' => 'binaryOp.invalid',
diff --git a/sources/Afup/Utils/Configuration.php b/sources/Afup/Utils/Configuration.php
deleted file mode 100644
index 3a5d4a34b..000000000
--- a/sources/Afup/Utils/Configuration.php
+++ /dev/null
@@ -1,64 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Afup\Site\Utils;
-
-use Symfony\Component\Yaml\Yaml;
-
-/**
- * Classe de gestion de la configuration
- */
-class Configuration
-{
-    private static $values;
-
-    public function __construct()
-    {
-        if (self::$values) {
-            return;
-        }
-
-        $sfParameters = $this->loadSymfonyParameters();
-        $parameters = [
-            'database_host', 'database_name', 'database_user', 'database_password', 'database_port',
-            'smtp_host', 'smtp_port', 'smtp_tls', 'smtp_username', 'smtp_password',
-        ];
-
-        foreach ($parameters as $param) {
-
-            // env var exist ?
-            if (false !== $value = getenv(strtoupper($param))) {
-                self::$values[$param] = $value;
-            }
-
-            // override by parameter_ENV.yaml ?
-            if (isset($sfParameters[$param])) {
-                self::$values[$param] = $sfParameters[$param];
-            }
-        }
-    }
-
-    private function loadSymfonyParameters(): array
-    {
-        $parameters = [];
-        $basePath = __DIR__ . '/../../../app/config';
-
-        if (isset($_ENV['APP_ENV'])) {
-            $file = $basePath . '/config_' . $_ENV['APP_ENV'] . '.yml';
-            if (is_file($file)) {
-                $values = Yaml::parseFile($file);
-                if (isset($values['parameters'])) {
-                    $parameters = array_merge($parameters, $values['parameters']);
-                }
-            }
-        }
-
-        return $parameters;
-    }
-
-    public function obtenir($cle)
-    {
-        return self::$values[$cle] ?? null;
-    }
-}