diff --git a/app/Http/Requests/V3/Mission/RequestPortal/UpdateRequest.php b/app/Http/Requests/V3/Mission/RequestPortal/UpdateRequest.php
index fb80a7f6..d9764a7d 100644
--- a/app/Http/Requests/V3/Mission/RequestPortal/UpdateRequest.php
+++ b/app/Http/Requests/V3/Mission/RequestPortal/UpdateRequest.php
@@ -26,7 +26,7 @@ class UpdateRequest extends FormRequest
     public function rules(): array
     {
         return [
-            'rahdaran' => 'array',
+            'rahdaran' => 'required|array',
             'rahdaran.*' => 'exists:rahdaran,id',
             'requested_machines' => 'required|array',
             'type' => 'required|in:1,2',