diff --git a/StorageBundle/DependencyInjection/Configuration.php b/StorageBundle/DependencyInjection/Configuration.php
index caad062..2084ac9 100644
--- a/StorageBundle/DependencyInjection/Configuration.php
+++ b/StorageBundle/DependencyInjection/Configuration.php
@@ -15,7 +15,7 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
+        $treeBuilder = new TreeBuilder('storage');
         $root = $treeBuilder->root('storage');
         $root->useAttributeAsKey('storage_name')
             ->prototype('array')
diff --git a/StorageBundle/DependencyInjection/StorageExtension.php b/StorageBundle/DependencyInjection/StorageExtension.php
index 055b4eb..7af35e0 100644
--- a/StorageBundle/DependencyInjection/StorageExtension.php
+++ b/StorageBundle/DependencyInjection/StorageExtension.php
@@ -20,9 +20,13 @@ class StorageExtension extends Extension
     {
         $loader = new YamlFileLoader($container, new FileLocator(__DIR__ . '/../Ressources/config'));
         $loader->load('services.yaml');
+        $sLoader = new YamlFileLoader($container, new FileLocator('/config/packages/bluesquare'));
+        $sLoader->load('storage.yaml');
         $configuration = $this->getConfiguration($configs, $container);
         $config = $this->processConfiguration($configuration, $configs);
 
+        dump($sLoader, $container, $configuration, $config); die;
+
         $definition = $container->getDefinition('bluesquare.storage');
         $definition->setArgument(0, $config);
 
diff --git a/StorageBundle/Ressources/config/services.yaml b/StorageBundle/Ressources/config/services.yaml
index 61a4dec..2866b66 100644
--- a/StorageBundle/Ressources/config/services.yaml
+++ b/StorageBundle/Ressources/config/services.yaml
@@ -5,3 +5,5 @@ services:
     public: true
     arguments: ['user_storage']
   Bluesquare\StorageBundle\Storage: '@bluesquare.storage'
+  imports:
+  - { ressource: config/bluesquare/storage.yaml }
diff --git a/StorageBundle/Storage.php b/StorageBundle/Storage.php
index e6223e3..8a62ae6 100644
--- a/StorageBundle/Storage.php
+++ b/StorageBundle/Storage.php
@@ -23,6 +23,7 @@ class Storage
 
     public function __construct(array $user_config = [])
     {
+        dump($user_config); die;
         $this->config_storage = $user_config;
     }
 
diff --git a/composer.lock b/composer.lock
index eeef08c..8d8311e 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,20 +4,20 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "ee1506d010b16feb41b779df9e156bc2",
+    "content-hash": "e0fd4d7a1648530618008debe3b39eb2",
     "packages": [
         {
             "name": "aws/aws-sdk-php",
-            "version": "3.87.14",
+            "version": "3.87.15",
             "source": {
                 "type": "git",
                 "url": "https://github.com/aws/aws-sdk-php.git",
-                "reference": "1d442bd93d3648e403ab895b5e1f464b4aa1b376"
+                "reference": "21a4dd314e2a3c44b5538dd56d3770733a3d03e6"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/aws/aws-sdk-php/zipball/1d442bd93d3648e403ab895b5e1f464b4aa1b376",
-                "reference": "1d442bd93d3648e403ab895b5e1f464b4aa1b376",
+                "url": "https://api.github.com/repos/aws/aws-sdk-php/zipball/21a4dd314e2a3c44b5538dd56d3770733a3d03e6",
+                "reference": "21a4dd314e2a3c44b5538dd56d3770733a3d03e6",
                 "shasum": ""
             },
             "require": {
@@ -86,7 +86,81 @@
                 "s3",
                 "sdk"
             ],
-            "time": "2019-02-19T19:08:06+00:00"
+            "time": "2019-02-20T19:11:08+00:00"
+        },
+        {
+            "name": "doctrine/event-manager",
+            "version": "v1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/doctrine/event-manager.git",
+                "reference": "a520bc093a0170feeb6b14e9d83f3a14452e64b3"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/doctrine/event-manager/zipball/a520bc093a0170feeb6b14e9d83f3a14452e64b3",
+                "reference": "a520bc093a0170feeb6b14e9d83f3a14452e64b3",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.1"
+            },
+            "conflict": {
+                "doctrine/common": "<2.9@dev"
+            },
+            "require-dev": {
+                "doctrine/coding-standard": "^4.0",
+                "phpunit/phpunit": "^7.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Doctrine\\Common\\": "lib/Doctrine/Common"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Benjamin Eberlei",
+                    "email": "kontakt@beberlei.de"
+                },
+                {
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
+                },
+                {
+                    "name": "Johannes Schmitt",
+                    "email": "schmittjoh@gmail.com"
+                },
+                {
+                    "name": "Marco Pivetta",
+                    "email": "ocramius@gmail.com"
+                }
+            ],
+            "description": "Doctrine Event Manager component",
+            "homepage": "https://www.doctrine-project.org/projects/event-manager.html",
+            "keywords": [
+                "event",
+                "eventdispatcher",
+                "eventmanager"
+            ],
+            "time": "2018-06-11T11:59:03+00:00"
         },
         {
             "name": "guzzlehttp/guzzle",