diff --git a/app/Http/Controllers/HomeController.php b/app/Http/Controllers/HomeController.php
index 77307f4..65bde6d 100644
--- a/app/Http/Controllers/HomeController.php
+++ b/app/Http/Controllers/HomeController.php
@@ -10,6 +10,8 @@ use DateTime;
 use Illuminate\Http\UploadedFile;
 use Illuminate\Support\Facades\Auth;
 use Illuminate\Support\Facades\Redirect;
+use Intervention\Image\Constraint;
+use Intervention\Image\Facades\Image;
 
 class HomeController extends Controller
 {
@@ -145,6 +147,10 @@ class HomeController extends Controller
             $uploaded_document = $validated_data['file'];
             $file_name = $uploaded_document->getClientOriginalName();
             $uploaded_document->storeAs(Auth::user()->getFolder(), $file_name);
+            $img = Image::make($uploaded_document->getRealPath());
+            $img->resize(300, null, static function (Constraint $constraint) {
+                $constraint->aspectRatio();
+            })->save(sprintf('%s/%s/%s', storage_path('app'), Auth::user()->getFolder(), sprintf('300-%s', $file_name)));
             $data['image'] = $file_name;
         }
 
diff --git a/app/Http/Controllers/ImageController.php b/app/Http/Controllers/ImageController.php
index 57e0daf..8b8a49c 100644
--- a/app/Http/Controllers/ImageController.php
+++ b/app/Http/Controllers/ImageController.php
@@ -31,38 +31,40 @@ class ImageController extends Controller
             throw new UnauthorizedHttpException('Cette image ne vous appartient pas.');
         }
 
-        $path = sprintf('%s/%s/%s', storage_path('app'), Auth::user()->getFolder(), $image);
-        if (!is_readable($path)) {
-            throw new NotFoundHttpException();
-        }
-
-
-        $img = Image::make($path);
-
-        if ('o:full' !== $options) {
+        $original = sprintf('%s/%s/%s', storage_path('app'), Auth::user()->getFolder(), $image);
+        $thumb = sprintf('%s/%s/300-%s', storage_path('app'), Auth::user()->getFolder(), $image);
+        $img = Image::make($original);
+        if ('o:full' === $options) {
+            if (!is_readable($original)) {
+                throw new NotFoundHttpException();
+            }
+        } elseif (!is_readable($thumb)) {
+            if (!is_readable($original)) {
+                throw new NotFoundHttpException();
+            }
             $options = explode('!', $options);
             $width = null;
             $height = null;
             foreach ($options as $option) {
-                $current_option = explode(':', $option);
-                foreach ($current_option as $current_option_name => $current_option_value) {
-                    switch ($current_option_name) {
-                        case 'w':
-                            $width = $current_option_value;
-                            break;
-                        case 'h':
-                            $height = $current_option_value;
-                            break;
-                    }
+                [$current_option_name, $current_option_value] = explode(':', $option);
+                switch ($current_option_name) {
+                    case 'w':
+                        $width = $current_option_value;
+                        break;
+                    case 'h':
+                        $height = $current_option_value;
+                        break;
                 }
             }
             //http://image.intervention.io/getting_started/
             $img->resize($width, $height, static function (Constraint $constraint) {
                 $constraint->aspectRatio();
-            });
+            })->save(sprintf('%s/%s/%s', storage_path('app'), Auth::user()->getFolder(), sprintf('300-%s', $image)));
+        } else {
+            $img = Image::make($thumb);
         }
 
-        return $img->response(File::extension($path));
+        return $img->response(File::extension($original));
     }
 
     /**