diff --git a/src/Repository/ProductRepository.php b/src/Repository/ProductRepository.php
index 35954d1..e09e6ca 100644
--- a/src/Repository/ProductRepository.php
+++ b/src/Repository/ProductRepository.php
@@ -260,7 +260,7 @@ public function findProductByProductReference($carrierReference)
      * @return array|bool|mysqli_result|PDOStatement|resource|null
      * @throws PrestaShopDatabaseException
      */
-    public function checkIfCarrierIsAvailableInCountry(int $carrierReference, int $countryId)
+    public function checkIfCarrierIsAvailableInCountry($carrierReference, $countryId)
     {
         $productId = $this->getProductIdByCarrierReference($carrierReference);
         $product = new DPDProduct($productId);