diff --git a/app/Http/Requests/Admin/Node/AllocationFormRequest.php b/app/Http/Requests/Admin/Node/AllocationFormRequest.php
index 3cece4efc..777d3033f 100644
--- a/app/Http/Requests/Admin/Node/AllocationFormRequest.php
+++ b/app/Http/Requests/Admin/Node/AllocationFormRequest.php
@@ -20,7 +20,7 @@ class AllocationFormRequest extends AdminFormRequest
     {
         return [
             'allocation_ip' => 'required|string',
-            'allocation_alias' => 'sometimes|string|max:255',
+            'allocation_alias' => 'sometimes|nullable|string|max:255',
             'allocation_ports' => 'required|array',
         ];
     }