diff --git a/inc/bootstrap.php b/inc/bootstrap.php
index 3a1bf4d..6429f20 100644
--- a/inc/bootstrap.php
+++ b/inc/bootstrap.php
@@ -1,12 +1,9 @@
 <?php
+require __DIR__ . '/vendor/autoload.php';
 
 const STORAGE_DIR = __DIR__ . '/../data';
 const STORAGE_RUN_DIR = __DIR__ . '/../run';
 
-require_once __DIR__ . '/lib/YandexIoT.php';
-require_once __DIR__ . '/lib/Prometheus.php';
-require_once __DIR__ . '/lib/Narodmon.php';
-
 /** Идентификатор устройства народного мониторинга */
 const NARODMON_DEVICE_ID = 'AE-71-70-50-00-01';
 
diff --git a/inc/composer.json b/inc/composer.json
index af58d40..8f4ea2b 100644
--- a/inc/composer.json
+++ b/inc/composer.json
@@ -4,7 +4,7 @@
     "license": "MIT",
     "autoload": {
         "psr-4": {
-            "Rsgrinko\\IotApi\\": "inc/lib/"
+            "Rsgrinko\\IotApi\\": "lib/"
         }
     },
     "authors": [
diff --git a/inc/lib/Narodmon.php b/inc/lib/Narodmon.php
index 833bf22..e9665b9 100644
--- a/inc/lib/Narodmon.php
+++ b/inc/lib/Narodmon.php
@@ -1,5 +1,7 @@
 <?php
 
+namespace Rsgrinko\IotApi;
+
 class Narodmon
 {
     private const API_ENDPOINT = 'http://narodmon.ru/post';
diff --git a/inc/lib/Prometheus.php b/inc/lib/Prometheus.php
index b17f4ab..5cfc311 100644
--- a/inc/lib/Prometheus.php
+++ b/inc/lib/Prometheus.php
@@ -1,5 +1,5 @@
 <?php
-
+namespace Rsgrinko\IotApi;
 class Prometheus
 {
     private array $data = [];
diff --git a/inc/lib/YandexIoT.php b/inc/lib/YandexIoT.php
index e16c569..4d7d746 100644
--- a/inc/lib/YandexIoT.php
+++ b/inc/lib/YandexIoT.php
@@ -1,5 +1,7 @@
 <?php
 
+namespace Rsgrinko\IotApi;
+
 class YandexIoT
 {
     private string $clientId;
@@ -28,7 +30,7 @@ class YandexIoT
             throw new RuntimeException('Файл для инициализации не найден');
         }
         $data = json_decode(file_get_contents($file), true, 512, JSON_THROW_ON_ERROR);
-        $this->accessToken  = $data['access_token'] ?? null;
+        $this->accessToken = $data['access_token'] ?? null;
         $this->refreshToken = $data['access_token'] ?? null;
         return $this;
     }
@@ -43,8 +45,12 @@ class YandexIoT
      * @return array
      * @throws JsonException
      */
-    public static function sendRequest(string $url, array $headers = [], ?array $data = null, ?string $method = null): array
-    {
+    public static function sendRequest(
+        string $url,
+        array $headers = [],
+        ?array $data = null,
+        ?string $method = null
+    ): array {
         $ch = curl_init();
         curl_setopt($ch, CURLOPT_URL, $url);
 
diff --git a/prometheus.php b/prometheus.php
index 7eaf0cd..aa72022 100644
--- a/prometheus.php
+++ b/prometheus.php
@@ -1,5 +1,11 @@
 <?php
+
+use Rsgrinko\IotApi\Narodmon;
+use Rsgrinko\IotApi\Prometheus;
+use Rsgrinko\IotApi\YandexIoT;
+
 require_once __DIR__ . '/inc/bootstrap.php';
+
 header('Content-Type: text/plain');
 $prometheusObject = new Prometheus();