diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 9cbdc20..a406edf 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -12,7 +12,7 @@ jobs:
         strategy:
             matrix:
                 install-args: ['']
-                php-version: ['8.1']
+                php-version: ['8.2']
             fail-fast: false
         steps:
             # Cancel previous runs of the same branch
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index 21a29b1..1991328 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -8,10 +8,7 @@
 
 class Configuration implements ConfigurationInterface
 {
-    /**
-     * @return TreeBuilder
-     */
-    public function getConfigTreeBuilder()
+    public function getConfigTreeBuilder(): TreeBuilder
     {
         $treeBuilder = new TreeBuilder('graphqlite');
         $rootNode = $treeBuilder->getRootNode();
diff --git a/DependencyInjection/GraphQLiteCompilerPass.php b/DependencyInjection/GraphQLiteCompilerPass.php
index bee4783..a13be84 100644
--- a/DependencyInjection/GraphQLiteCompilerPass.php
+++ b/DependencyInjection/GraphQLiteCompilerPass.php
@@ -4,10 +4,12 @@
 namespace TheCodingMachine\GraphQLite\Bundle\DependencyInjection;
 
 use Doctrine\Common\Annotations\PsrCachedReader;
+use Generator;
 use GraphQL\Server\ServerConfig;
 use GraphQL\Validator\Rules\DisableIntrospection;
 use GraphQL\Validator\Rules\QueryComplexity;
 use GraphQL\Validator\Rules\QueryDepth;
+use Kcs\ClassFinder\Finder\ComposerFinder;
 use ReflectionNamedType;
 use Symfony\Component\Cache\Adapter\ApcuAdapter;
 use Symfony\Component\Cache\Adapter\PhpFilesAdapter;
@@ -19,7 +21,6 @@
 use function class_exists;
 use Doctrine\Common\Annotations\AnnotationReader as DoctrineAnnotationReader;
 use Doctrine\Common\Annotations\AnnotationRegistry;
-use Mouf\Composer\ClassNameMapper;
 use Psr\SimpleCache\CacheInterface;
 use ReflectionParameter;
 use function filter_var;
@@ -40,7 +41,6 @@
 use TheCodingMachine\CacheUtils\ClassBoundCacheContractInterface;
 use TheCodingMachine\CacheUtils\ClassBoundMemoryAdapter;
 use TheCodingMachine\CacheUtils\FileBoundCache;
-use TheCodingMachine\ClassExplorer\Glob\GlobClassExplorer;
 use TheCodingMachine\GraphQLite\AggregateControllerQueryProviderFactory;
 use TheCodingMachine\GraphQLite\AnnotationReader;
 use TheCodingMachine\GraphQLite\Annotations\Autowire;
@@ -479,34 +479,16 @@ private function getCodeCache(): ClassBoundCacheContractInterface
      * Returns the array of globbed classes.
      * Only instantiable classes are returned.
      *
-     * @return array<string,ReflectionClass<object>> Key: fully qualified class name
+     * @param string $namespace
+     * @return Generator<class-string, ReflectionClass<object>, void, void>
      */
-    private function getClassList(string $namespace, int $globTtl = 2, bool $recursive = true): array
+    private function getClassList(string $namespace): Generator
     {
-        $explorer = new GlobClassExplorer($namespace, $this->getPsr16Cache(), $globTtl, ClassNameMapper::createFromComposerFile(null, null, true), $recursive);
-        $allClasses = $explorer->getClassMap();
-        $classes = [];
-        foreach ($allClasses as $className => $phpFile) {
-            if (! class_exists($className, false)) {
-                // Let's try to load the file if it was not imported yet.
-                // We are importing the file manually to avoid triggering the autoloader.
-                // The autoloader might trigger errors if the file does not respect PSR-4 or if the
-                // Symfony DebugAutoLoader is installed. (see https://github.com/thecodingmachine/graphqlite/issues/216)
-                require_once $phpFile;
-                // @phpstan-ignore-next-line Does it exist now?
-                if (! class_exists($className, false)) {
-                    continue;
-                }
-            }
-
-            $refClass = new ReflectionClass($className);
-            if (! $refClass->isInstantiable()) {
-                continue;
-            }
-            $classes[$className] = $refClass;
+        $finder = new ComposerFinder();
+        foreach ($finder->inNamespace($namespace) as $class) {
+            assert($class instanceof ReflectionClass);
+            yield $class->getName() => $class;
         }
-
-        return $classes;
     }
 
 }
diff --git a/DependencyInjection/GraphQLiteExtension.php b/DependencyInjection/GraphQLiteExtension.php
index 8fa97ce..a6b4b10 100644
--- a/DependencyInjection/GraphQLiteExtension.php
+++ b/DependencyInjection/GraphQLiteExtension.php
@@ -43,7 +43,7 @@ public function load(array $configs, ContainerBuilder $container): void
             }
             $namespaceController = array_map(
                 function($namespace): string {
-                    return rtrim($namespace, '\\') . '\\';
+                    return rtrim($namespace, '\\');
                 },
                 $controllers
             );
@@ -57,7 +57,7 @@ function($namespace): string {
             }
             $namespaceType = array_map(
                 function($namespace): string {
-                    return rtrim($namespace, '\\') . '\\';
+                    return rtrim($namespace, '\\');
                 },
                 $types
             );
diff --git a/composer.json b/composer.json
index 5e47330..1ec2def 100644
--- a/composer.json
+++ b/composer.json
@@ -16,32 +16,31 @@
   }
   ],
   "require" : {
-    "php" : ">=8.1",
+    "php" : ">=8.2",
     "ext-json": "*",
-    "thecodingmachine/graphqlite" : "^6.0",
-    "thecodingmachine/graphqlite-symfony-validator-bridge" : "^6.0",
-    "symfony/framework-bundle": "^6",
-    "symfony/validator": "^6",
-    "symfony/translation": "^6",
+    "thecodingmachine/graphqlite" : "^7.0",
+    "thecodingmachine/graphqlite-symfony-validator-bridge": "^6.0 || ^7.0",
+    "symfony/framework-bundle": "^6.0 || ^7.0",
+    "symfony/validator": "^6.0 || ^7.0",
+    "symfony/translation": "^6.0 || ^7.0",
     "doctrine/annotations": "^1.13 || ^2.0.1",
-    "symfony/psr-http-message-bridge": "^2.0",
+    "symfony/psr-http-message-bridge": "^6.0 || ^7.0",
     "nyholm/psr7": "^1.1",
-    "laminas/laminas-diactoros": "^2.2.2",
+    "laminas/laminas-diactoros": "^2.2 || ^3.0",
     "overblog/graphiql-bundle": "^0.2 || ^0.3",
     "thecodingmachine/cache-utils": "^1",
-    "symfony/console": "^6"
+    "symfony/console": "^6.0 || ^7.0"
   },
   "require-dev": {
-    "symfony/security-bundle": "^6",
-    "symfony/yaml": "^6",
+    "symfony/security-bundle": "^6.0 || ^7.0",
+    "symfony/yaml": "^6.0 || ^7.0",
     "beberlei/porpaginas": "^1.2 || ^2.0",
     "php-coveralls/php-coveralls": "^2.1.0",
-    "symfony/phpunit-bridge": "^6 || ^7",
+    "symfony/phpunit-bridge": "^6.0 || ^7.0",
     "phpstan/phpstan": "^1.8",
     "composer/package-versions-deprecated": "^1.8"
   },
   "conflict": {
-    "mouf/classname-mapper": "<1.0.2",
     "symfony/event-dispatcher": "<4.3",
     "symfony/security-core": "<4.3",
     "symfony/routing": "<4.3",