diff --git a/app/Http/Controllers/InvoiceController.php b/app/Http/Controllers/InvoiceController.php
index 690c6086c7..c084851d8b 100644
--- a/app/Http/Controllers/InvoiceController.php
+++ b/app/Http/Controllers/InvoiceController.php
@@ -110,6 +110,12 @@ class InvoiceController extends BaseController
             $invoice->invoice_status_id = 0;
             $invoice->invoice_date = date_create()->format('Y-m-d');
             $invoice->deleted_at = null;
+            while ($invoice->documents->count()) {
+                $invoice->documents->pop();
+            }
+            while ($invoice->expenses->count()) {
+                $invoice->expenses->pop();
+            }
             $method = 'POST';
             $url = "{$entityType}s";
         } else {