diff --git a/composer.lock b/composer.lock
new file mode 100644
index 0000000..0d3cccf
--- /dev/null
+++ b/composer.lock
@@ -0,0 +1,19 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "692cf76646b7b8c0cf2b57040ee21139",
+    "packages": [],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": [],
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {
+        "php": ">=7.1"
+    },
+    "platform-dev": []
+}
diff --git a/config/services.yaml b/config/services.yaml
index 7e257e6..7eefbc0 100644
--- a/config/services.yaml
+++ b/config/services.yaml
@@ -2,3 +2,6 @@ services:
   _default:
     autowire: true
     autoconfigure: true
+  Bluesquare\Validator:
+    class: Bluesquare\Validator
+    arguments: ['@request_stack', '@translator_interface']
diff --git a/src/Validator.php b/src/Validator.php
index 71ae490..2da8edb 100644
--- a/src/Validator.php
+++ b/src/Validator.php
@@ -2,13 +2,12 @@
 
 namespace Bluesquare;
 
-use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
 use Symfony\Component\HttpFoundation\JsonResponse;
 use Symfony\Component\HttpFoundation\RequestStack;
 use Symfony\Contracts\Translation\TranslatorInterface;
 use Traversable;
 
-class Validator extends ServiceEntityRepository
+class Validator
 {
     protected $request;
     protected $context;