diff --git a/src/HttpClient.php b/src/HttpClient.php
index 505fc3c..3e8eaed 100644
--- a/src/HttpClient.php
+++ b/src/HttpClient.php
@@ -46,8 +46,6 @@ class HttpClient
      * [
      *  'method'   => 'GET',
      *  'data'     => 'string|array',
-     *  'headers'  => [key => value],
-     *  'cookies'  => [key => value],
      *  'settings' => [key => value],
      * ]
      *
@@ -55,6 +53,16 @@ class HttpClient
      */
     private $options = [];
 
+    /**
+     * @var array [key => value]
+     */
+    private $cookies = [];
+
+    /**
+     * @var array [key => value]
+     */
+    private $headers = [];
+
     /**
      * @var string
      */
@@ -216,14 +224,15 @@ private function configRequest(Client $client, array $info, array $options): str
         /*
          * [key => value]
          */
-        if ($headers) {
+        if ($headers = array_merge($this->headers, $headers)) {
             $client->setHeaders($headers);
         }
 
         /*
          * [key => value]
          */
-        if ($cookies = $options['cookies'] ?? []) {
+        $cookies = $options['cookies'] ?? [];
+        if ($cookies = array_merge($this->cookies, $cookies)) {
             $client->setCookies($cookies);
         }
 
@@ -315,4 +324,36 @@ public function setOptions(array $options): self
         $this->options = $options;
         return $this;
     }
+
+    /**
+     * @return array
+     */
+    public function getHeaders(): array
+    {
+        return $this->headers;
+    }
+
+    /**
+     * @param array $headers
+     */
+    public function setHeaders(array $headers): void
+    {
+        $this->headers = $headers;
+    }
+
+    /**
+     * @return array
+     */
+    public function getCookies(): array
+    {
+        return $this->cookies;
+    }
+
+    /**
+     * @param array $cookies
+     */
+    public function setCookies(array $cookies): void
+    {
+        $this->cookies = $cookies;
+    }
 }