diff --git a/app/Http/Controllers/InvoiceController.php b/app/Http/Controllers/InvoiceController.php
index efe993e..53fbb5c 100644
--- a/app/Http/Controllers/InvoiceController.php
+++ b/app/Http/Controllers/InvoiceController.php
@@ -145,7 +145,7 @@ class InvoiceController extends Controller
     {
         if ($model->signed_date) {
             throw ValidationException::withMessages([
-                'erreur' => trans('Il n\'est pas psossible de mettre a jour une facture qui est signée')
+                'erreur' => trans('Il n\'est pas possible de mettre a jour une facture qui est signée')
             ]);
         }
         $this->validateTasks($model);