diff --git a/README.md b/README.md
index c9d423f..736d1fd 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,11 @@
 
 ## Список изменений
 
+21/12/2020
+
+- Начиная с 2.1 минимальная версия php 7.3
+- zend-diactoros заменён на laminas-diactoros (laminas-zendframework-bridge)
+
 23/08/2016
 
 - метод `upload` поддерживает событие `progress`, слушатель принимает `float` значение в процентах.
@@ -13,7 +18,7 @@
 
 ## Требования
 
-- PHP 5.5
+- PHP >= 5.6
 - Расширение php_curl
 
 ## Внести свой вклад в развитие
diff --git a/composer.json b/composer.json
index d9096b6..4f18b94 100644
--- a/composer.json
+++ b/composer.json
@@ -11,15 +11,15 @@
     }
   ],
   "require": {
-    "php": ">=5.5",
-    "zendframework/zend-diactoros": "~1.8.4",
-    "league/event": "2.1.2",
+    "php": ">=7.3",
+    "laminas/laminas-diactoros": "^2.5",
+    "league/event": "^2.2",
     "php-http/curl-client": "1.4.*",
     "php-http/message": "^1.2",
     "php-http/client-common": "^1.1"
   },
   "require-dev": {
-    "phpunit/phpunit": "~5.6.2"
+    "phpunit/phpunit": "^9.4"
   },
   "autoload": {
     "psr-4": {
diff --git a/example/image.jpg b/example/image.jpg
index 974f2de..5aff37b 100644
Binary files a/example/image.jpg and b/example/image.jpg differ
diff --git a/example/manual_request.php b/example/manual_request.php
index 05846ae..414ed2f 100644
--- a/example/manual_request.php
+++ b/example/manual_request.php
@@ -4,6 +4,8 @@
  * Пример показывает как нестандартный запрос к API Яндекс.Диска.
  */
 
+use Laminas\Diactoros\Request;
+
 require_once __DIR__.'/../vendor/autoload.php';
 
 $token = 'Access Token';
@@ -11,7 +13,7 @@
 $disk = new Arhitector\Yandex\Disk($token);
 
 // Внимание! В запрос будет передан Access Token
-$request = new \Zend\Diactoros\Request('https://cloud-api.yandex.net/v1/disk/resources?path=O2cXW1AEVWI222.jpg', 'GET');
+$request = new Request('https://cloud-api.yandex.net/v1/disk/resources?path=O2cXW1AEVWI222.jpg', 'GET');
 $response = $disk->send($request);
 
 var_dump($response->getBody()->getContents());
@@ -20,7 +22,7 @@
 $resource = $disk->getResource('disk:/O2cXW1AEVWI222.jpg')
 	->setPreview('100x250');
 
-$request = new Zend\Diactoros\Request($resource->preview, 'GET');
+$request = new Request($resource->preview, 'GET');
 $response = $disk->send($request);
 
 header('Content-type: image/jpeg');
diff --git a/src/Client/HttpClient.php b/src/Client/HttpClient.php
index 9c64823..52a027c 100644
--- a/src/Client/HttpClient.php
+++ b/src/Client/HttpClient.php
@@ -101,7 +101,7 @@ public function __destruct()
 	}
 
 	/**
-	 * Sends a PSR-7 request.
+	 * Sends a PSR-7 request and returns a PSR-7 response.
 	 *
 	 * @param RequestInterface $request
 	 *
@@ -110,10 +110,8 @@ public function __destruct()
 	 * @throws \RuntimeException         If creating the body stream fails.
 	 * @throws \UnexpectedValueException if unsupported HTTP version requested
 	 * @throws RequestException
-	 *
-	 * @since 1.0
 	 */
-	public function sendRequest(RequestInterface $request)
+	public function sendRequest(RequestInterface $request): ResponseInterface
 	{
 		$responseBuilder = $this->createResponseBuilder();
 		$options = $this->createCurlOptions($request, $responseBuilder);
@@ -218,7 +216,7 @@ protected function createCurlOptions(RequestInterface $request, ResponseBuilder
 		$options[CURLOPT_WRITEFUNCTION] = function ($ch, $data) use ($responseBuilder) {
 			return $responseBuilder->getResponse()->getBody()->write($data);
 		};
-		
+
 		$options[CURLOPT_HTTPHEADER] = $this->createHeaders($request, $options);
 
 		if ($request->getUri()->getUserInfo())