diff --git a/code/app/Services/InvoicesService.php b/code/app/Services/InvoicesService.php
index 9bc3f8f1..9127bd52 100644
--- a/code/app/Services/InvoicesService.php
+++ b/code/app/Services/InvoicesService.php
@@ -3,6 +3,7 @@
 namespace App\Services;
 
 use App\Exceptions\AuthException;
+use App\Exceptions\IllegalArgumentException;
 use App\Gas;
 use App\Supplier;
 use App\Invoice;