diff --git a/CHACNGELOG.md b/CHACNGELOG.md
index 2bfc3a3..bd1d9c5 100644
--- a/CHACNGELOG.md
+++ b/CHACNGELOG.md
@@ -1,3 +1,6 @@
+## 2018-12-25 v.2.4.1
+* Удалена генерация externalId покупателя при заказе от незарегестрированного пользователя
+
 ## 2018-12-25 v.2.4.0
 * Добавлен функционал получения остатков из retailCRM
 
diff --git a/VERSION b/VERSION
index 9183195..58073ef 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.4.0
\ No newline at end of file
+2.4.1
\ No newline at end of file
diff --git a/src/Model/Service/Customer.php b/src/Model/Service/Customer.php
index 1ba449c..3c865c9 100644
--- a/src/Model/Service/Customer.php
+++ b/src/Model/Service/Customer.php
@@ -69,7 +69,6 @@ class Customer implements CustomerManagerInterface
         $billing = $order->getBillingAddress();
 
         $preparedCustomer = [
-            'externalId' => uniqid(),
             'email' => $billing->getEmail(),
             'firstName' => $billing->getFirstname(),
             'patronymic' => $billing->getMiddlename(),
diff --git a/src/Test/Unit/Model/Service/CustomerTest.php b/src/Test/Unit/Model/Service/CustomerTest.php
index c24f98a..3a2126d 100644
--- a/src/Test/Unit/Model/Service/CustomerTest.php
+++ b/src/Test/Unit/Model/Service/CustomerTest.php
@@ -7,6 +7,8 @@ class CustomerTest extends \PHPUnit\Framework\TestCase
     private $mockData;
     private $mockCustomer;
     private $unit;
+    private $mockOrder;
+    private $mockBillingAddress;
 
     public function setUp()
     {
@@ -29,6 +31,59 @@ class CustomerTest extends \PHPUnit\Framework\TestCase
                 'getAddressesCollection'
             ])
             ->getMock();
+
+        $this->mockOrder = $this->getMockBuilder(\Magento\Sales\Model\Order::class)
+            ->disableOriginalConstructor()
+            ->setMethods([
+                'getBillingAddress',
+            ])
+            ->getMock();
+
+        $this->mockBillingAddress = $this->getMockBuilder(\Magento\Customer\Model\Address\AddressModelInterface::class)
+            ->disableOriginalConstructor()
+            ->setMethods([
+                'getTelephone',
+                'getEmail',
+                'getData',
+                'getFirstname',
+                'getMiddlename',
+                'getLastname',
+                'getCountryId',
+                'getPostcode',
+                'getRegion',
+                'getCity',
+                'getStreet'
+            ])
+            ->getMockForAbstractClass();
+
+        $this->unit = new \Retailcrm\Retailcrm\Model\Service\Customer(
+            $this->mockData
+        );
+    }
+
+    public function testPrepareCustomerFromOrder()
+    {
+        $this->mockOrder->expects($this->any())
+            ->method('getBillingAddress')
+            ->willReturn($this->mockBillingAddress);
+
+        $result = $this->unit->prepareCustomerFromOrder($this->mockOrder);
+
+        $this->assertNotEmpty($result);
+        $this->assertInternalType('array', $result);
+        $this->assertArrayNotHasKey('externalId', $result);
+        $this->assertArrayHasKey('email', $result);
+        $this->assertArrayHasKey('firstName', $result);
+        $this->assertArrayHasKey('lastName', $result);
+        $this->assertArrayHasKey('patronymic', $result);
+        $this->assertArrayHasKey('address', $result);
+        $this->assertInternalType('array', $result['address']);
+        $this->assertArrayHasKey('countryIso', $result['address']);
+        $this->assertArrayHasKey('index', $result['address']);
+        $this->assertArrayHasKey('region', $result['address']);
+        $this->assertArrayHasKey('city', $result['address']);
+        $this->assertArrayHasKey('street', $result['address']);
+        $this->assertArrayHasKey('text', $result['address']);
     }
 
     /**
@@ -107,10 +162,6 @@ class CustomerTest extends \PHPUnit\Framework\TestCase
             ->method('getAddressesCollection')
             ->willReturn([$mockAddress]);
 
-        $this->unit = new \Retailcrm\Retailcrm\Model\Service\Customer(
-            $this->mockData
-        );
-
         $result = $this->unit->process($this->mockCustomer);
 
         $this->assertNotEmpty($result);
diff --git a/src/composer.json b/src/composer.json
index 97f5bc7..f6e90ec 100644
--- a/src/composer.json
+++ b/src/composer.json
@@ -5,7 +5,7 @@
     "retailcrm/api-client-php": "~5.0"
   },
   "type": "magento2-module",
-  "version": "2.4.0",
+  "version": "2.4.1",
   "license": [
     "OSL-3.0",
     "AFL-3.0"