diff --git a/src/Service/InvoiceCreator.php b/src/Service/InvoiceCreator.php
index 5ad74040..063b0b0a 100644
--- a/src/Service/InvoiceCreator.php
+++ b/src/Service/InvoiceCreator.php
@@ -281,7 +281,7 @@ class InvoiceCreator
 
         $item = new InvoiceItem();
         $item->setInvoice($invoice)
-            ->setTitle('Service - Overheat Assitance')
+            ->setTitle('Service - Overheat Assistance')
             ->setQuantity(1)
             ->setPrice($fee);
         $invoice->addItem($item);