diff --git a/composer.json b/composer.json
index d3f76f2..cd70d77 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
     "name": "uwil/gen-game-web",
-    "version": "3.1.4",
+    "version": "3.1.5",
     "type": "project",
     "description": "Game generator",
     "support": {
diff --git a/resources/views/pages/winners-list/index-list.blade.php b/resources/views/pages/winners-list/index-list.blade.php
index 3696ea8..e89c616 100644
--- a/resources/views/pages/winners-list/index-list.blade.php
+++ b/resources/views/pages/winners-list/index-list.blade.php
@@ -48,7 +48,7 @@
                     @endif
                     @if ($settingsGlobal->code_type->equals($codeTypeEnum::unique) || $settingsGlobal->code_type->equals($codeTypeEnum::both))
                         <td class="text-center align-middle">
-                            <span>{{ \App\Models\Code::intToSerial($participationModel->code_unique_id)}}</span>
+                            <span>{{ is_null($participationModel->code_unique_id) ? 'Aucun' : \App\Models\Code::intToSerial($participationModel->code_unique_id) }}</span>
                         </td>
                     @endif
                     <td class="text-center align-middle">