diff --git a/Model/ProductRepository.php b/Model/ProductRepository.php
index a8ade0d..f39bf3c 100644
--- a/Model/ProductRepository.php
+++ b/Model/ProductRepository.php
@@ -370,7 +370,11 @@ private function getCategoriesInformation($categories)
     {
         $categoryIds = [];
         foreach ($categories as $category) {
-            $categoryIds[$category['category_id']] = true;
+            if(is_array($category)){
+                $categoryIds[$category['category_id']] = true;
+            } else {
+                $categoryIds[$category->getCategoryId()] = true;
+            }
         }
         
         // Load paths of product categories to load their parents
diff --git a/composer.json b/composer.json
index b357e14..eaafef9 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
     "name": "doofinder/doofinder-magento2",
-    "version": "0.13.4",
+    "version": "0.13.5",
     "description": "Doofinder module for Magento 2",
     "type": "magento2-module",
     "require": {
diff --git a/etc/module.xml b/etc/module.xml
index 782daf8..9383ae6 100644
--- a/etc/module.xml
+++ b/etc/module.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
-    <module name="Doofinder_Feed" setup_version="0.13.4">
+    <module name="Doofinder_Feed" setup_version="0.13.5">
         <sequence>
             <module name="Magento_Integration" />
         </sequence>