diff --git a/ViewModel/OrderTracking.php b/ViewModel/OrderTracking.php
index 342017e..bb8cbbb 100755
--- a/ViewModel/OrderTracking.php
+++ b/ViewModel/OrderTracking.php
@@ -136,7 +136,7 @@ private function getItemData(Order\Item $orderItem): array
         }
 
         return [
-            'sku' => $this->getAttributeValue($orderItem->getProduct(), 'sku'),
+            'sku' => $variant ? $this->getAttributeValue($variant, 'sku') : $this->getAttributeValue($orderItem->getProduct(), 'sku'),
             'correlationId' => $this->getAttributeValue($orderItem->getProduct(), 'identifier'),
             'title' => $orderItem->getName(),
             'variant_id' => $variant ? $this->getAttributeValue($variant, 'identifier') : null,