diff --git a/config/packages/liip_imagine.yaml b/config/packages/liip_imagine.yaml
index cec9047..c97e1b6 100644
--- a/config/packages/liip_imagine.yaml
+++ b/config/packages/liip_imagine.yaml
@@ -2,3 +2,16 @@
 liip_imagine:
     # valid drivers options include "gd" or "gmagick" or "imagick"
     driver: "gd"
+
+    filter_sets:
+
+        # name our filter set "my_fixed_filter"
+        my_fixed_filter:
+            filters:
+
+                # use and setup the "fixed" filter
+                fixed:
+
+                    # set the fixed size to "120x90" pixels
+                    width: 120
+                    height: 90
diff --git a/src/Event/ResizeImageOnUploadSubscriber.php b/src/Event/ResizeImageOnUploadSubscriber.php
index 7f4dab6..b12e1eb 100644
--- a/src/Event/ResizeImageOnUploadSubscriber.php
+++ b/src/Event/ResizeImageOnUploadSubscriber.php
@@ -5,21 +5,43 @@ namespace App\Event;
 
 use App\Entity\Pokemon;
 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpFoundation\File\Exception\FileException;
+use Symfony\Component\HttpFoundation\File\UploadedFile;
+use Symfony\Component\HttpKernel\KernelInterface;
+
+use Symfony\Component\HttpFoundation\File\File;
 use Vich\UploaderBundle\Event\Event;
 use Vich\UploaderBundle\Event\Events;
 use Liip\ImagineBundle\Service\FilterService;
 
+use Symfony\Component\Filesystem\Exception\IOExceptionInterface;
+use Symfony\Component\Filesystem\Filesystem;
+
+use Doctrine\ORM\EntityManagerInterface;
+
 
 class ResizeImageOnUploadSubscriber implements EventSubscriberInterface
 {
     /**
      * @var FilterService
-    */
+     */
     private $filterService;
 
-    public function __construct(FilterService $filterService)
+    /**
+     * @var KernelInterface $appKernel
+     */
+    private $appKernel;
+
+    /**
+     * @var EntityManagerInterface
+     */
+    protected $entityManager;
+
+    public function __construct(FilterService $filterService, KernelInterface $appKernel, EntityManagerInterface $entityManager)
     {
         $this->filterService = $filterService;
+        $this->appKernel = $appKernel;
+        $this->entityManager = $entityManager;
     }
 
     public static function getSubscribedEvents(): array
@@ -33,14 +55,52 @@ class ResizeImageOnUploadSubscriber implements EventSubscriberInterface
     {
         $object = $event->getObject();
         if ($object instanceof Pokemon && $object->getImageFile()) {
-            // TODO : https://github.com/dustin10/VichUploaderBundle/issues/119
-            // TODO : install GD
-            //$thumbnailPath = $this->filterService->getUrlOfFilteredImage($object->getImagePath(), 'some_imagine_filter');
-            // maybe do something with `$thumbnailPath`...
-        }
+            // Help @: https://github.com/dustin10/VichUploaderBundle/issues/119
 
+            $projectRoot = $this->appKernel->getProjectDir();
 
-    }
+            // Création d'une image modifiée en cache
+            $thumbnailPath = $this->filterService->getUrlOfFilteredImage("images/pokemons/" . $object->getImageName(), 'my_fixed_filter');
+            $thumbnailInternalPath = parse_url($thumbnailPath)['path'];
 
+            // Tampon pour les infos de l'ancienne image
+            $originalFile = $object->getImageFile();
+            $originalFilename = $object->getImageName();
+
+            // On supprime l'ancienne image
+            $filesystem = new Filesystem();
+            try {
+                $filesystem->remove($originalFile->getRealPath());
+            } catch (IOExceptionInterface $exception) {
+                echo "An error occurred while deleting your file at " . $exception->getPath();
+            }
+
+            // On deplace le fichier dans le repertoire /images/pokemons :
+            $thePathToGetCachedImage = $projectRoot . '/public/' . $thumbnailInternalPath;
+            $newFileSymfo = new File($thePathToGetCachedImage);
+            $pokemonImagesDirectory = $projectRoot . '/public/images/pokemons';
+
+            try {
+                $newFileSymfo->move(
+                    $pokemonImagesDirectory,
+                    $originalFilename
+                );
+            } catch (FileException $e) {
+                // ... handle exception if something happens during file upload
+                dd($e);
+            }
+
+            // On attribue la nouvelle image dans le repertoire à notre pokemon
+            $newUploadedFile = new UploadedFile($pokemonImagesDirectory . '/' . $originalFilename, $originalFilename);
+
+            $object->setImageFile($newUploadedFile);
+            $object->setImageName($newUploadedFile->getClientOriginalName());
+            $object->setImageSize($newUploadedFile->getSize());
+            $this->entityManager->persist($object);
+
+            // $this->entityManager->flush(); // Todo: flush fait fail l'upload, pourquoi ? (poser la question à Simon)
+        }
+
+    }
 
 }
\ No newline at end of file