diff --git a/src/Auth.php b/src/Auth.php
index 0e368b8..eb69f9f 100644
--- a/src/Auth.php
+++ b/src/Auth.php
@@ -248,4 +248,18 @@ public function updateUser(string $bearerUserToken, string $email = null, string
         return $this->service->executeHttpRequest('PUT', $uri, $options);
     }
 
-}
\ No newline at end of file
+    /**
+     * Delete the user, need service_role secret
+     * @param $id String The user id
+     * @return array|object|null
+     */
+    public function deleteUser($id)
+    {
+        $uri = $this->service->getUriBase($this->suffix . 'admin/users/' . $id);
+        $options = [
+            'headers' => $this->service->getHeaders()
+        ];
+        return $this->service->executeHttpRequest('DELETE', $uri, $options);
+    }
+
+}
diff --git a/src/Service.php b/src/Service.php
index e3d1950..c735d7e 100644
--- a/src/Service.php
+++ b/src/Service.php
@@ -29,6 +29,7 @@ public function __construct(string $apiKey, string $uriBase)
 
         $this->httpClient = new \GuzzleHttp\Client();
         $this->headers['apikey'] = $this->apiKey;
+        $this->headers['Authorization'] = 'Bearer ' . $this->apiKey;
     }
 
     /**
@@ -221,4 +222,4 @@ public function executeHttpRequest(string $method, string $uri, array $options)
             throw $e;
         }
     }
-}
\ No newline at end of file
+}