diff --git a/app/code/community/Pimgento/Api/Helper/Product.php b/app/code/community/Pimgento/Api/Helper/Product.php
index 35a41e9..4c26e80 100755
--- a/app/code/community/Pimgento/Api/Helper/Product.php
+++ b/app/code/community/Pimgento/Api/Helper/Product.php
@@ -149,6 +149,9 @@ private function formatValues(stdClass $columns, array $values)
                 // Attribute is a price
                 /** @var mixed[] $price */
                 foreach ($specifics['data'] as $price) {
+                    if (!array_key_exists('currency', $price) || !array_key_exists('amount', $price)) {
+                        continue;
+                    }
                     /** @var string $priceKey */
                     $priceKey             = sprintf('%s-%s', $key, $price['currency']);
                     $columns->{$priceKey} = $price['amount'];