diff --git a/CHANGELOG.md b/CHANGELOG.md
index 115a63b..4932db5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 2022-12-26 4.5.3
+* Fix bug with products tax
+
 ## 2022-11-09 4.5.2
 * Add validator for CRM URL
 
diff --git a/VERSION b/VERSION
index 689f7fb..ae6e65b 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.5.2
\ No newline at end of file
+4.5.3
\ No newline at end of file
diff --git a/src/include/class-wc-retailcrm-history.php b/src/include/class-wc-retailcrm-history.php
index e25eecc..312cdd1 100644
--- a/src/include/class-wc-retailcrm-history.php
+++ b/src/include/class-wc-retailcrm-history.php
@@ -1066,15 +1066,15 @@ if (!class_exists('WC_Retailcrm_History')) :
                 $wcOrderItem->save();
             }
 
-            // Be aware that discounts may be added.
             if (!empty($crmProduct['summ'])) {
                 if (wc_tax_enabled()) {
-                    $shippingTaxClass = get_option('woocommerce_shipping_tax_class');
+                    $itemRate = getShippingRate();
+
+                    if (empty($itemRate) || get_option('woocommerce_shipping_tax_class') == 'inherit') {
+                        $wcOrder  = wc_get_order($wcOrderItem->get_order_id());
+                        $itemRate = getOrderItemRate($wcOrder);
+                    }
 
-                    $wcOrder   = wc_get_order($wcOrderItem->get_order_id());
-                    $itemRate  = $shippingTaxClass == 'inherit'
-                        ? getOrderItemRate($wcOrder)
-                        : getShippingRate();
                     $itemPrice = calculatePriceExcludingTax($crmProduct['summ'], $itemRate);
 
                     $wcOrderItem->set_total($itemPrice);
diff --git a/src/include/functions.php b/src/include/functions.php
index 663d273..df7ba5a 100644
--- a/src/include/functions.php
+++ b/src/include/functions.php
@@ -176,9 +176,7 @@ function getOrderItemRate($wcOrder)
 
 function calculatePriceExcludingTax($priceIncludingTax, $rate)
 {
-    $decimalPlaces = wc_get_price_decimals();
-
-    return round($priceIncludingTax / (1 + $rate / 100), $decimalPlaces);
+    return round($priceIncludingTax / (1 + $rate / 100), wc_get_price_decimals());
 }
 
 /**
diff --git a/src/readme.txt b/src/readme.txt
index 4aef4a0..8ab01a3 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: 6.0
-Stable tag: 4.5.2
+Stable tag: 4.5.3
 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 ==
+= 4.5.3 =
+* Fix bug with products tax
+
 = 4.5.2 =
 * Add validator for CRM URL
 
diff --git a/src/retailcrm.php b/src/retailcrm.php
index 62799a0..adcd1fc 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: 4.5.2
+ * Version: 4.5.3
  * Tested up to: 6.0
  * WC requires at least: 5.4
  * WC tested up to: 6.9
diff --git a/src/uninstall.php b/src/uninstall.php
index d24f6ea..585f4cb 100644
--- a/src/uninstall.php
+++ b/src/uninstall.php
@@ -16,7 +16,7 @@
  *
  * @link       https://wordpress.org/plugins/woo-retailcrm/
  *
- * @version    4.5.2
+ * @version    4.5.3
  *
  * @package    RetailCRM
  */