diff --git a/app/code/Magento/Catalog/Model/ProductRepository.php b/app/code/Magento/Catalog/Model/ProductRepository.php
index 90b18031c1448..e76bba52b4a3f 100644
--- a/app/code/Magento/Catalog/Model/ProductRepository.php
+++ b/app/code/Magento/Catalog/Model/ProductRepository.php
@@ -491,7 +491,7 @@ private function processLinks(\Magento\Catalog\Api\Data\ProductInterface $produc
      * @throws LocalizedException
      * @SuppressWarnings(PHPMD.CyclomaticComplexity)
      */
-    protected function processMediaGallery(ProductInterface $product, array $mediaGalleryEntries)
+    protected function processMediaGallery(ProductInterface $product, $mediaGalleryEntries)
     {
         $existingMediaGallery = $product->getMediaGallery('images');
         $newEntries = [];