diff --git a/CHANGELOG.md b/CHANGELOG.md
index 63172f96..4cd9b73f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 2024-03-28 v.6.5.11
+- Исправлена ошибка дублирования скидок
+
 ## 2024-03-18 v.6.5.10
 - Добавлена валидация прав API ключа 
 
diff --git a/intaro.retailcrm/classes/general/RestNormalizer.php b/intaro.retailcrm/classes/general/RestNormalizer.php
index 86b498de..03575ce8 100644
--- a/intaro.retailcrm/classes/general/RestNormalizer.php
+++ b/intaro.retailcrm/classes/general/RestNormalizer.php
@@ -6,8 +6,8 @@
 class RestNormalizer
 {
     public $clear = true;
-    private $validation = array();
-    private $originalValidation = array();
+    private $validation = [];
+    private $originalValidation = [];
     private $server;
 
     /**
@@ -55,9 +55,11 @@ class RestNormalizer
         $file = $server . $file;
         if (is_null($file) || is_file($file) === false
             || json_decode(file_get_contents($file)) === null
-            || $this->parseConfig($file) === false) {
-                RCrmActions::eventLog('RestNormalizer', 'intaro.retailcrm', 'Incorrect file normalize.');
-                return false;
+            || $this->parseConfig($file) === false
+        ) {
+            RCrmActions::eventLog('RestNormalizer', 'intaro.retailcrm', 'Incorrect file normalize.');
+
+            return false;
         }
 
         if (is_string($data)) {
@@ -72,6 +74,7 @@ class RestNormalizer
 
         if (!is_array($data) || count($data) < 1) {
             RCrmActions::eventLog('RestNormalizer', 'intaro.retailcrm', 'Incorrect data array.');
+
             return false;
         }
 
@@ -88,7 +91,7 @@ class RestNormalizer
      */
     final private function formatting($data, $skip = false)
     {
-        $formatted = array();
+        $formatted = [];
 
         foreach ($data as $code => $value) {
             if (isset($this->validation[ $code ]) && $this->validation[ $code ]['type'] == 'skip') {
@@ -99,13 +102,15 @@ class RestNormalizer
                 $formatted[ $code ] = $this->formatting($value, true);
             }
 
-            if (empty($formatted[$code] && $formatted[$code] !== 0)) {
+           //Удаление пустых переменных, кроме значений равных 0
+            if (empty($formatted[$code]) && $formatted[$code] !== 0 && $formatted[$code] !== 0.0) {
                 if ($this->clear === true) {
                     unset($formatted[ $code ]);
                 }
 
                 if (isset($this->validation[ $code ]['required']) && $this->validation[ $code ]['required'] === true) {
-                    $formatted = array();
+                    $formatted = [];
+
                     break;
                 }
             }
@@ -174,7 +179,8 @@ class RestNormalizer
         $data = trim((string) $data);
 
         if (isset($validation['default']) && is_string($validation['default']) && trim($validation['default']) != ''
-            && ($data == '' || is_string($data) === false)) {
+            && ($data == '' || is_string($data) === false)
+        ) {
             $data = trim($validation['default']);
         } elseif ($data == '' || is_string($data) === false) {
             return null;
@@ -302,7 +308,8 @@ class RestNormalizer
         } elseif (isset($validation['default']) && in_array($validation['default'], $validation['values']) === false) {
             return null;
         } elseif (in_array($data, $validation['values']) === false
-                  && isset($validation['default']) && in_array($validation['default'], $validation['values'])) {
+            && isset($validation['default']) && in_array($validation['default'], $validation['values'])
+        ) {
             $data = $validation['default'];
         } elseif (in_array($data, $validation['values']) === false) {
             return null;
@@ -327,10 +334,13 @@ class RestNormalizer
                 if (is_array($value)) {
                     $value = array_diff($value, array('', NULL));
                 }
+
                 $data[$APPLICATION->ConvertCharset($code, SITE_CHARSET, 'utf-8')] = is_array($value)
-                                                                        ? $this->multiConvert($value)
-                                                                        : $APPLICATION->ConvertCharset($value, SITE_CHARSET, 'utf-8');
+                    ? $this->multiConvert($value)
+                    : $APPLICATION->ConvertCharset($value, SITE_CHARSET, 'utf-8')
+                ;
             }
+
             return $data;
         } else {
             return $APPLICATION->ConvertCharset($data, SITE_CHARSET, 'utf-8');
diff --git a/intaro.retailcrm/classes/general/order/RetailCrmOrder_v5.php b/intaro.retailcrm/classes/general/order/RetailCrmOrder_v5.php
index f11a4ec3..8d4f6486 100644
--- a/intaro.retailcrm/classes/general/order/RetailCrmOrder_v5.php
+++ b/intaro.retailcrm/classes/general/order/RetailCrmOrder_v5.php
@@ -328,6 +328,8 @@ class RetailCrmOrder
             } elseif ($product['BASE_PRICE'] >= $product['PRICE']) {
                 $item['discountManualAmount'] = self::getDiscountManualAmount($product);
                 $item['initialPrice'] = (double) $product['BASE_PRICE'];
+                $order['discountManualAmount'] = 0;
+                $order['discountManualPercent'] = 0;
             } else {
                 $item['discountManualAmount'] = 0;
                 $item['initialPrice'] = $product['PRICE'];
diff --git a/intaro.retailcrm/description.ru b/intaro.retailcrm/description.ru
index 5f4ca914..c8674623 100644
--- a/intaro.retailcrm/description.ru
+++ b/intaro.retailcrm/description.ru
@@ -1 +1 @@
-- Добавлена валидация прав API ключа
+- Исправлена ошибка дублирования скидок
diff --git a/intaro.retailcrm/install/version.php b/intaro.retailcrm/install/version.php
index ce46eb02..06669763 100644
--- a/intaro.retailcrm/install/version.php
+++ b/intaro.retailcrm/install/version.php
@@ -1,6 +1,6 @@
 <?php
 
 $arModuleVersion = [
-    'VERSION'      => '6.5.10',
-    'VERSION_DATE' => '2024-03-18 14:30:00'
+    'VERSION'      => '6.5.11',
+    'VERSION_DATE' => '2024-03-28 12:00:00'
 ];