diff --git a/src/ResourceGroup/Store.php b/src/ResourceGroup/Store.php
index e77f317..0f7e4d5 100644
--- a/src/ResourceGroup/Store.php
+++ b/src/ResourceGroup/Store.php
@@ -629,6 +629,7 @@ class Store extends AbstractApiResourceGroup
      * use RetailCrm\Api\Model\Request\Store\ProductsBatchCreateRequest;
      * use RetailCrm\Api\Factory\SimpleClientFactory;
      * use RetailCrm\Api\Interfaces\ApiExceptionInterface;
+     * use RetailCrm\Api\Enum\Product\ProductType;
      *
      * $client = SimpleClientFactory::createClient('https://test.retailcrm.pro', 'apiKey');
      *
@@ -646,7 +647,7 @@ class Store extends AbstractApiResourceGroup
      * $productInput->popular = true;
      * $productInput->recommended = true;
      * $productInput->stock = true;
-     * $productInput->type = 'product';
+     * $productInput->type = ProductType::PRODUCT;
      * $productEditGroupInput = new ProductEditGroupInput();
      * $productEditGroupInput->externalId = 'testExternalId';
      * $productEditGroupInput->id = 10;
diff --git a/tests/src/ResourceGroup/StoreTest.php b/tests/src/ResourceGroup/StoreTest.php
index ee1aba1..82b8dca 100644
--- a/tests/src/ResourceGroup/StoreTest.php
+++ b/tests/src/ResourceGroup/StoreTest.php
@@ -11,6 +11,7 @@ namespace RetailCrm\Tests\ResourceGroup;
 
 use RetailCrm\Api\Component\Transformer\DateTimeTransformer;
 use RetailCrm\Api\Enum\NumericBoolean;
+use RetailCrm\Api\Enum\Product\ProductType;
 use RetailCrm\Api\Enum\RequestMethod;
 use RetailCrm\Api\Model\Entity\Store\Inventory;
 use RetailCrm\Api\Model\Entity\Store\Offer;
@@ -700,7 +701,7 @@ EOF;
         $productInput->popular = true;
         $productInput->recommended = true;
         $productInput->stock = true;
-        $productInput->type = 'product';
+        $productInput->type = ProductType::PRODUCT;
 
         $productEditGroupInput = new ProductEditGroupInput();
         $productEditGroupInput->id = 9717;