diff --git a/config.php b/config.php
index 145d5ae..a693f85 100644
--- a/config.php
+++ b/config.php
@@ -2,18 +2,18 @@
 
 $settings = [
     'server' => [
-        'address' => (string)getenv('SERVER_ADDRESS'),
-        'port' => (string)getenv('SERVER_PORT'),
+        'address' => (string) getenv('SERVER_ADDRESS'),
+        'port' => (int) getenv('SERVER_PORT'),
     ],
     'telegram' => [
         'app_info' => [ // obtained in https://my.telegram.org
-            'api_id' => getenv('TELEGRAM_API_ID'),
-            'api_hash' => getenv('TELEGRAM_API_HASH'),
+            'api_id' => (int) getenv('TELEGRAM_API_ID'),
+            'api_hash' => (string) getenv('TELEGRAM_API_HASH'),
         ],
         'logger' => [ // Logger settings
             'logger' => \danog\MadelineProto\Logger::CALLABLE_LOGGER, //  0 - Logs disabled, 3 - echo logs.
             'logger_param' => \TelegramApiServer\EventObservers\LogObserver::class . '::log',
-            'logger_level' => getenv('LOGGER_LEVEL'), // Logging level, available logging levels are: ULTRA_VERBOSE - 5, VERBOSE - 4 , NOTICE - 3, WARNING - 2, ERROR - 1, FATAL_ERROR - 0.
+            'logger_level' => (int) getenv('LOGGER_LEVEL'), // Logging level, available logging levels are: ULTRA_VERBOSE - 5, VERBOSE - 4 , NOTICE - 3, WARNING - 2, ERROR - 1, FATAL_ERROR - 0.
         ],
         'updates' => [
             'handle_updates' => true, // Should I handle updates?
@@ -23,8 +23,8 @@ $settings = [
             'all' => [
                 'proxy' => '\SocksProxy',
                 'proxy_extra' => [
-                    'address' => getenv('TELEGRAM_PROXY_ADDRESS'),
-                    'port' => getenv('TELEGRAM_PROXY_PORT'),
+                    'address' => (string) getenv('TELEGRAM_PROXY_ADDRESS'),
+                    'port' => (int) getenv('TELEGRAM_PROXY_PORT'),
                     'username' => getenv('TELEGRAM_PROXY_USERNAME'),
                     'password' => getenv('TELEGRAM_PROXY_PASSWORD'),
                 ]
@@ -37,7 +37,7 @@ $settings = [
         'db' => [
             'type' => getenv('DB_TYPE'),
             getenv('DB_TYPE') => [
-                'host' => getenv('DB_HOST'),
+                'host' => (string) getenv('DB_HOST'),
                 'port' => (int) getenv('DB_PORT'),
                 'user' => getenv('DB_USER'),
                 'password' => getenv('DB_PASSWORD'),