diff --git a/app/Livewire/Forms/Studio/Master/UserForm.php b/app/Livewire/Forms/Studio/Master/UserForm.php
index 100c29a..56d9bce 100644
--- a/app/Livewire/Forms/Studio/Master/UserForm.php
+++ b/app/Livewire/Forms/Studio/Master/UserForm.php
@@ -139,7 +139,7 @@ public function store()
 
             $user->outlets()->attach($this->outlet_ids);
 
-            $user->assignRole($this->role_ids);
+            $user->assignRole(array_map('intval', $this->role_ids));
         });
     }