diff --git a/src/Model/Entity/Delivery/SerializedEntityOrder.php b/src/Model/Entity/Delivery/SerializedEntityOrder.php
index 7ffbf97..0e9c7be 100644
--- a/src/Model/Entity/Delivery/SerializedEntityOrder.php
+++ b/src/Model/Entity/Delivery/SerializedEntityOrder.php
@@ -43,10 +43,18 @@ class SerializedEntityOrder
      */
     public $number;
 
+    /**
+     * @var bool
+     *
+     * @JMS\Type("bool")
+     * @JMS\SerializedName("applyRound")
+     */
+    public $applyRound;
+
     /**
      * SerializedEntityOrder constructor.
      *
-     * @param int    $id
+     * @param int $id
      * @param string $externalId
      * @param string $number
      */
@@ -101,4 +109,18 @@ class SerializedEntityOrder
     {
         return new self(0, '', $number);
     }
+
+    /**
+     * Set applyRound and return this entity
+     *
+     * @param bool $applyRound
+     *
+     * @return $this
+     */
+    public function setApplyRound(bool $applyRound): self
+    {
+        $this->applyRound = $applyRound;
+
+        return $this;
+    }
 }
diff --git a/src/Model/Entity/Loyalty/LoyaltyAccount.php b/src/Model/Entity/Loyalty/LoyaltyAccount.php
index b083e50..5c10278 100644
--- a/src/Model/Entity/Loyalty/LoyaltyAccount.php
+++ b/src/Model/Entity/Loyalty/LoyaltyAccount.php
@@ -147,4 +147,12 @@ class LoyaltyAccount
      * @JMS\SerializedName("loyalty")
      */
     public $loyalty;
+
+    /**
+     * @var int
+     *
+     * @JMS\Type("int")
+     * @JMS\SerializedName("loyaltyLevelId")
+     */
+    public $loyaltyLevelId;
 }
diff --git a/src/Model/Entity/Loyalty/SerializedOrder.php b/src/Model/Entity/Loyalty/SerializedOrder.php
index d7ba517..9a7dc05 100644
--- a/src/Model/Entity/Loyalty/SerializedOrder.php
+++ b/src/Model/Entity/Loyalty/SerializedOrder.php
@@ -68,4 +68,12 @@ class SerializedOrder
      * @JMS\SerializedName("delivery")
      */
     public $delivery;
+
+    /**
+     * @var bool
+     *
+     * @JMS\Type("bool")
+     * @JMS\SerializedName("applyRound")
+     */
+    public $applyRound;
 }
diff --git a/src/Model/Entity/Orders/Order.php b/src/Model/Entity/Orders/Order.php
index 0ced6ca..6015887 100644
--- a/src/Model/Entity/Orders/Order.php
+++ b/src/Model/Entity/Orders/Order.php
@@ -503,4 +503,12 @@ class Order
      * @JMS\SerializedName("loyaltyEventId")
      */
     public $loyaltyEventId;
+
+    /**
+     * @var bool
+     *
+     * @JMS\Type("bool")
+     * @JMS\SerializedName("applyRound")
+     */
+    public $applyRound;
 }
diff --git a/tests/src/ResourceGroup/LoyaltyTest.php b/tests/src/ResourceGroup/LoyaltyTest.php
index 1d37c23..9a6a2bc 100644
--- a/tests/src/ResourceGroup/LoyaltyTest.php
+++ b/tests/src/ResourceGroup/LoyaltyTest.php
@@ -12,6 +12,7 @@ namespace RetailCrm\Tests\ResourceGroup;
 use DateInterval;
 use DateTime;
 use DateTimeInterface;
+use Psr\Http\Message\RequestInterface;
 use RetailCrm\Api\Component\Transformer\DateTimeTransformer;
 use RetailCrm\Api\Enum\Loyalty\AccountStatus;
 use RetailCrm\Api\Enum\Loyalty\PrivilegeType;
@@ -234,12 +235,19 @@ EOF;
         $account              = new LoyaltyAccount();
         $account->cardNumber  = '4444 5555 6666 7777';
         $account->phoneNumber = '88005553000';
+        $account->loyaltyLevelId = 1;
 
         $request = new LoyaltyAccountEditRequest($account);
 
         $mock = static::createApiMockBuilder('loyalty/account/159/edit');
         $mock->matchMethod(RequestMethod::POST)
             ->matchBody(static::encodeForm($request))
+            ->matchCallback(static function (RequestInterface $request) {
+                $data = [];
+                parse_str((string) $request->getBody(), $data);
+
+                return false !== strpos($data['loyaltyAccount'] ?? '', '"loyaltyLevelId"');
+            })
             ->reply(200)
             ->withBody($json);
 
@@ -700,6 +708,7 @@ EOF;
         $order->items         = [$item];
         $order->delivery      = new SerializedOrderDelivery(100);
         $order->privilegeType = PrivilegeType::NONE;
+        $order->applyRound    = true;
 
         $request = new LoyaltyCalculateRequest();
         $request->site = 'bitrix-test';
@@ -709,6 +718,12 @@ EOF;
         $mock = static::createApiMockBuilder('loyalty/calculate');
         $mock->matchMethod(RequestMethod::POST)
             ->matchBody(static::encodeForm($request))
+            ->matchCallback(static function (RequestInterface $request) {
+                $data = [];
+                parse_str((string) $request->getBody(), $data);
+
+                return false !== strpos($data['order'] ?? '', '"applyRound"');
+            })
             ->reply(200)
             ->withBody($json);
 
diff --git a/tests/src/ResourceGroup/OrdersTest.php b/tests/src/ResourceGroup/OrdersTest.php
index ee6015f..53710a1 100644
--- a/tests/src/ResourceGroup/OrdersTest.php
+++ b/tests/src/ResourceGroup/OrdersTest.php
@@ -529,6 +529,7 @@ EOF;
     "call": false,
     "expired": false,
     "managerId": 28,
+    "applyRound": true,
     "customer": {
       "type": "customer",
       "id": 4924,
@@ -7486,12 +7487,18 @@ EOF;
 
         $request          = new OrdersLoyaltyApplyRequest();
         $request->site    = 'bitrix-test';
-        $request->order   = SerializedEntityOrder::withNumber('7');
+        $request->order   = SerializedEntityOrder::withNumber('7')->setApplyRound(true);
         $request->bonuses = 10;
 
         $mock = static::createApiMockBuilder('orders/loyalty/apply');
         $mock->matchMethod(RequestMethod::POST)
             ->matchBody(static::encodeForm($request))
+            ->matchCallback(static function (RequestInterface $request) {
+                $data = [];
+                parse_str((string) $request->getBody(), $data);
+
+                return false !== strpos($data['order'] ?? '', '"applyRound"');
+            })
             ->reply(200)
             ->withBody($json);
 
@@ -7551,13 +7558,19 @@ EOF;
 EOF;
 
         $request = new OrderLoyaltyCancelBonusOperationsRequest(
-            SerializedEntityOrder::withId(7751),
+            SerializedEntityOrder::withId(7751)->setApplyRound(true),
             'bitrix-test'
         );
         $mock = static::createApiMockBuilder('orders/loyalty/cancel-bonus-operations');
 
         $mock->matchMethod(RequestMethod::POST)
             ->matchBody(static::encodeForm($request))
+            ->matchCallback(static function (RequestInterface $request) {
+                $data = [];
+                parse_str((string) $request->getBody(), $data);
+
+                return false !== strpos($data['order'] ?? '', '"applyRound"');
+            })
             ->reply(200)
             ->withBody($json);
 
@@ -7708,6 +7721,7 @@ EOF;
     "call": false,
     "expired": false,
     "managerId": 28,
+    "applyRound": true,
     "customer": {
       "type": "customer",
       "id": 4924,
@@ -8511,6 +8525,7 @@ EOF;
     "call": false,
     "expired": false,
     "managerComment": "Manager comment",
+    "applyRound": true,
     "customer": {
       "type": "customer",
       "id": 4976,