diff --git a/composer.json b/composer.json
index 2c23456..875ff35 100644
--- a/composer.json
+++ b/composer.json
@@ -10,13 +10,18 @@
 		"Basic Auth",
 		"Client Certificate Auth"
 	],
-	"homepage": "http://chroma-x.de/",
+	"homepage": "https://chroma-x.de/",
 	"license": "MIT",
 	"authors": [
 		{
 			"name": "Martin Brecht-Precht",
 			"email": "mb@chroma-x.de",
-			"homepage": "http://chroma-x.de"
+			"homepage": "https://chroma-x.de"
+		},
+		{
+			"name": "Andrius Baliutis",
+			"email": "ab@chroma-x.de",
+			"homepage": "https://chroma-x.de"
 		}
 	],
 	"autoload": {
@@ -25,10 +30,10 @@
 		}
 	},
 	"require": {
-		"php": "^7.1 || ^8.3",
+		"php": "^8.3",
 		"ext-curl": "*",
 		"ext-json": "*",
 		"ext-mbstring": "*",
-		"chroma-x/basic-http-client": "~3.0"
+		"chroma-x/basic-http-client": "~4.0"
 	}
 }
diff --git a/src/JsonHttpClient.php b/src/JsonHttpClient.php
index c16a989..89d35b1 100644
--- a/src/JsonHttpClient.php
+++ b/src/JsonHttpClient.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace ChromaX\JsonHttpClient;
 
 use ChromaX\BasicHttpClient\HttpClientInterface;
@@ -23,17 +25,9 @@
 class JsonHttpClient implements HttpClientInterface
 {
 
-	/**
-	 * @var RequestInterface
-	 */
-	private $request;
+	private RequestInterface $request;
 
-	/**
-	 * BasicHttpClient constructor.
-	 *
-	 * @param string $endpoint
-	 */
-	public function __construct($endpoint)
+	public function __construct(string $endpoint)
 	{
 		$url = new Url($endpoint);
 		$transport = new HttpTransport();
@@ -51,9 +45,6 @@ public function __construct($endpoint)
 			->setUrl($url);
 	}
 
-	/**
-	 * @return RequestInterface
-	 */
 	public function getRequest(): RequestInterface
 	{
 		return $this->request;
@@ -61,11 +52,8 @@ public function getRequest(): RequestInterface
 
 	/**
 	 * @param string[] $queryParameters
-	 * @return ResponseInterface
-	 * @throws NetworkException
-	 * @throws ConnectionTimeoutException
 	 */
-	public function get(array $queryParameters = array()): ResponseInterface
+	public function get(array $queryParameters = []): ResponseInterface
 	{
 		$this->request
 			->setMethod(RequestInterface::REQUEST_METHOD_GET)
@@ -77,11 +65,8 @@ public function get(array $queryParameters = array()): ResponseInterface
 
 	/**
 	 * @param string[] $queryParameters
-	 * @return ResponseInterface
-	 * @throws NetworkException
-	 * @throws ConnectionTimeoutException
 	 */
-	public function head(array $queryParameters = array()): ResponseInterface
+	public function head(array $queryParameters = []): ResponseInterface
 	{
 		$this->request
 			->setMethod(RequestInterface::REQUEST_METHOD_HEAD)
@@ -91,13 +76,7 @@ public function head(array $queryParameters = array()): ResponseInterface
 		return $this->request->getResponse();
 	}
 
-	/**
-	 * @param array $postData
-	 * @return ResponseInterface
-	 * @throws NetworkException
-	 * @throws ConnectionTimeoutException
-	 */
-	public function post(array $postData = array()): ResponseInterface
+	public function post(array $postData = []): ResponseInterface
 	{
 		$this->request
 			->getMessage()
@@ -108,13 +87,7 @@ public function post(array $postData = array()): ResponseInterface
 		return $this->request->getResponse();
 	}
 
-	/**
-	 * @param array $putData
-	 * @return ResponseInterface
-	 * @throws NetworkException
-	 * @throws ConnectionTimeoutException
-	 */
-	public function put(array $putData = array()): ResponseInterface
+	public function put(array $putData = []): ResponseInterface
 	{
 		$this->request
 			->getMessage()
@@ -125,13 +98,7 @@ public function put(array $putData = array()): ResponseInterface
 		return $this->request->getResponse();
 	}
 
-	/**
-	 * @param array $patchData
-	 * @return ResponseInterface
-	 * @throws NetworkException
-	 * @throws ConnectionTimeoutException
-	 */
-	public function patch(array $patchData = array()): ResponseInterface
+	public function patch(array $patchData = []): ResponseInterface
 	{
 		$this->request
 			->getMessage()
@@ -142,13 +109,7 @@ public function patch(array $patchData = array()): ResponseInterface
 		return $this->request->getResponse();
 	}
 
-	/**
-	 * @param string[] $queryParameters
-	 * @return ResponseInterface
-	 * @throws NetworkException
-	 * @throws ConnectionTimeoutException
-	 */
-	public function delete(array $queryParameters = array()): ResponseInterface
+	public function delete(array $queryParameters = []): ResponseInterface
 	{
 		$this->request
 			->setMethod(RequestInterface::REQUEST_METHOD_DELETE)
diff --git a/src/Request/JsonRequest.php b/src/Request/JsonRequest.php
index 8209905..af98971 100644
--- a/src/Request/JsonRequest.php
+++ b/src/Request/JsonRequest.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace ChromaX\JsonHttpClient\Request;
 
 use ChromaX\BasicHttpClient\Request\AbstractRequest;
@@ -14,9 +16,6 @@
 class JsonRequest extends AbstractRequest
 {
 
-	/**
-	 * @return ResponseInterface
-	 */
 	protected function buildResponse(): ResponseInterface
 	{
 		return new JsonResponse($this);
diff --git a/src/Request/Message/Body/JsonBody.php b/src/Request/Message/Body/JsonBody.php
index ea42b24..bc909e9 100644
--- a/src/Request/Message/Body/JsonBody.php
+++ b/src/Request/Message/Body/JsonBody.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace ChromaX\JsonHttpClient\Request\Message\Body;
 
 use ChromaX\BasicHttpClient\Exception\HttpRequestMessageException;
@@ -13,27 +15,14 @@
 class JsonBody implements BodyInterface
 {
 
-	/**
-	 * @var array
-	 */
-	private $bodyData;
+	private array $bodyData;
 
-	/**
-	 * Body constructor.
-	 *
-	 * @param array $bodyData
-	 */
 	public function __construct(array $bodyData)
 	{
 		$this->bodyData = $bodyData;
 	}
 
-	/**
-	 * @param resource $curl
-	 * @return $this
-	 * @throws HttpRequestMessageException
-	 */
-	public function configureCurl($curl)
+	public function configureCurl(\CurlHandle $curl): self
 	{
 		$jsonBody = json_encode($this->bodyData);
 		if ($jsonBody === false) {
diff --git a/src/Response/JsonResponse.php b/src/Response/JsonResponse.php
index b53ca49..c739004 100644
--- a/src/Response/JsonResponse.php
+++ b/src/Response/JsonResponse.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace ChromaX\JsonHttpClient\Response;
 
 use ChromaX\BasicHttpClient\Exception\HttpResponseException;
@@ -13,12 +15,7 @@
 class JsonResponse extends AbstractResponse
 {
 
-	/**
-	 * @param mixed $body
-	 * @return $this
-	 * @throws HttpResponseException
-	 */
-	protected function setBody($body)
+	protected function setBody(mixed $body): self
 	{
 		if ($this->getStatusCode() === 204) {
 			parent::setBody(null);
@@ -31,10 +28,7 @@ protected function setBody($body)
 		parent::setBody($body);
 		return $this;
 	}
-
-	/**
-	 * @return array
-	 */
+	
 	public function getBody(): array
 	{
 		return parent::getBody();