diff --git a/src/Indexer/ProductIndexer.php b/src/Indexer/ProductIndexer.php
index 7b00def..fa6b3ac 100644
--- a/src/Indexer/ProductIndexer.php
+++ b/src/Indexer/ProductIndexer.php
@@ -165,7 +165,7 @@ private function formatVariant(ProductVariantInterface $variant, ChannelInterfac
         foreach ($variant->getOptionValues() as $optionValue) {
             /** @var ProductOptionValueInterface $optionValue */
             $data[$optionValue->getOption()->getCode()][] = [
-                'value' => $optionValue->getValue(),
+                'value' => $optionValue->getCode(),
                 'label' => $optionValue->getTranslation($locale->getCode())->getValue(),
             ];
         }