diff --git a/app/Http/Requests/Invoice/StoreInvoiceRequest.php b/app/Http/Requests/Invoice/StoreInvoiceRequest.php
index c9eb50ade109..a382e0f6076c 100644
--- a/app/Http/Requests/Invoice/StoreInvoiceRequest.php
+++ b/app/Http/Requests/Invoice/StoreInvoiceRequest.php
@@ -46,7 +46,7 @@ class StoreInvoiceRequest extends Request
     {
         $input = $this->all();
 
-        if(array_key_exists('design_id', $input) && is_string($input['desing_id']))
+        if(array_key_exists('design_id', $input) && is_string($input['design_id']))
           $input['design_id'] = $this->decodePrimaryKey($input['design_id']);
 
         if($input['client_id'])