diff --git a/README.md b/README.md
index 48785d9..c5e35ee 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Use [API documentation](http://retailcrm.github.io/api-client-php)
 
 ## Requirements
 
-* PHP 5.3 and above
+* PHP 5.4 and above
 * PHP's cURL support
 
 ## Install
@@ -29,12 +29,12 @@ require 'path/to/vendor/autoload.php';
 ```php
 $client = new \RetailCrm\ApiClient(
     'https://demo.retailcrm.ru',
-    'T9DMPvuNt7FQJMszHUdG8Fkt6xHsqngH'
+    'T9DMPvuNt7FQJMszHUdG8Fkt6xHsqngH',
+    'v5'
 );
 
-
 try {
-    $response = $client->ordersGet('M-2342');
+    $response = $client->request->ordersGet('M-2342');
 } catch (\RetailCrm\Exception\CurlException $e) {
     echo "Connection error: " . $e->getMessage();
 }
@@ -64,11 +64,12 @@ if ($response->isSuccessful()) {
 
 $client = new \RetailCrm\ApiClient(
     'https://demo.retailcrm.pro',
-    'T9DMPvuNt7FQJMszHUdG8Fkt6xHsqngH'
+    'T9DMPvuNt7FQJMszHUdG8Fkt6xHsqngH',
+    'v4'
 );
 
 try {
-    $response = $client->ordersCreate(array(
+    $response = $client->request->ordersCreate(array(
         'externalId' => 'some-shop-order-id',
         'firstName' => 'Vasily',
         'lastName' => 'Pupkin',
diff --git a/README.ru.md b/README.ru.md
index c9819d3..6b5d1ea 100644
--- a/README.ru.md
+++ b/README.ru.md
@@ -6,7 +6,7 @@ PHP-клиент для работы с [retailCRM API](http://www.retailcrm.ru/
 
 ## Обязательные требования
 
-* PHP версии 5.3 и выше
+* PHP версии 5.4 и выше
 * PHP-расширение cURL
 
 ## Установка
@@ -31,12 +31,12 @@ require 'path/to/vendor/autoload.php';
 ```php
 $client = new \RetailCrm\ApiClient(
     'https://demo.retailcrm.ru',
-    'T9DMPvuNt7FQJMszHUdG8Fkt6xHsqngH'
+    'T9DMPvuNt7FQJMszHUdG8Fkt6xHsqngH',
+    'v5'
 );
 
-
 try {
-    $response = $client->ordersGet('M-2342');
+    $response = $client-request->ordersGet('M-2342');
 } catch (\RetailCrm\Exception\CurlException $e) {
     echo "Сетевые проблемы. Ошибка подключения к retailCRM: " . $e->getMessage();
 }
@@ -66,11 +66,12 @@ if ($response->isSuccessful()) {
 
 $client = new \RetailCrm\ApiClient(
     'https://demo.retailcrm.ru',
-    'T9DMPvuNt7FQJMszHUdG8Fkt6xHsqngH'
+    'T9DMPvuNt7FQJMszHUdG8Fkt6xHsqngH',
+    'v4'
 );
 
 try {
-    $response = $client->ordersCreate(array(
+    $response = $client-request->ordersCreate(array(
         'externalId' => 'some-shop-order-id',
         'firstName' => 'Vasily',
         'lastName' => 'Pupkin',
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index d735181..d7af0d9 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -10,8 +10,9 @@
 
     <!-- Dummy values used to provide credentials. No need to change these. -->
     <php>
-        <server name="CRM_URL" value="https://demo.retailcrm.ru" />
+        <server name="CRM_API_URL" value="https://demo.retailcrm.ru" />
         <server name="CRM_API_KEY" value="nSBFWecViONG5c96wUQQgZzHkilTnaa6" />
+        <server name="CRM_API_VERSION" value="v5" />
         <server name="CRM_USER_ID" value="1" />
     </php>