diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2cc7368b..33e014f2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 2024-06-27 4.7.9
+* Fixed undefined array key number in order history
+
 ## 2024-06-26 4.7.8
 * Added passing link field for abandoned baskets
 
diff --git a/VERSION b/VERSION
index b8de1561..3c31ca93 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.7.8
+4.7.9
diff --git a/src/include/class-wc-retailcrm-history.php b/src/include/class-wc-retailcrm-history.php
index 6b4c14ce..f665ed6e 100644
--- a/src/include/class-wc-retailcrm-history.php
+++ b/src/include/class-wc-retailcrm-history.php
@@ -276,7 +276,8 @@ protected function ordersHistory()
                                 $orderEditData = [];
 
                                 if (
-                                    $order['number'] != $wcOrderNumber
+                                    isset($order['number'])
+                                    && $order['number'] != $wcOrderNumber
                                     && isset($this->retailcrmSettings['update_number'])
                                     && $this->retailcrmSettings['update_number'] == WC_Retailcrm_Base::YES
                                 ) {
diff --git a/src/readme.txt b/src/readme.txt
index 95877345..3fe36386 100644
--- a/src/readme.txt
+++ b/src/readme.txt
@@ -5,7 +5,7 @@ Tags: Интеграция, Simla.com, simla
 Requires PHP: 7.0
 Requires at least: 5.3
 Tested up to: 6.5
-Stable tag: 4.7.8
+Stable tag: 4.7.9
 License: GPLv1 or later
 License URI: http://www.gnu.org/licenses/gpl-1.0.html
 
@@ -82,6 +82,9 @@ Asegúrate de tener una clave API específica para cada tienda. Las siguientes i
 
 
 == Changelog ==
+= 4.7.9 =
+* Fixed undefined array key number in order history
+
 = 4.7.8 =
 * Added passing link field for abandoned baskets
 
diff --git a/src/retailcrm.php b/src/retailcrm.php
index 54708374..cfbc301b 100644
--- a/src/retailcrm.php
+++ b/src/retailcrm.php
@@ -5,7 +5,7 @@
  * Description: Integration plugin for WooCommerce & Simla.com
  * Author: RetailDriver LLC
  * Author URI: http://retailcrm.pro/
- * Version: 4.7.8
+ * Version: 4.7.9
  * Tested up to: 6.5
  * Requires Plugins: woocommerce
  * WC requires at least: 5.4
diff --git a/src/uninstall.php b/src/uninstall.php
index eb3b1727..9188febb 100644
--- a/src/uninstall.php
+++ b/src/uninstall.php
@@ -16,7 +16,7 @@
  *
  * @link       https://wordpress.org/plugins/woo-retailcrm/
  *
- * @version    4.7.8
+ * @version    4.7.9
  *
  * @package    RetailCRM
  */