diff --git a/.travis.yml b/.travis.yml
index 3d02d4e2..71ae716d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,9 @@ php:
 - '7.0'
 - '5.6'
 
+allow_failures:
+- php: '5.6'
+
 before_install:
 - echo "phar.readonly = 0" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
 - tests/waitPackagist.php
diff --git a/docs b/docs
index 757d12fb..76640a01 160000
--- a/docs
+++ b/docs
@@ -1 +1 @@
-Subproject commit 757d12fbdda97d22a20d565be8e0aea64ed34cad
+Subproject commit 76640a01adf8bfc39e2cc4e3fd2dd586af47c359
diff --git a/src/danog/MadelineProto/TL/Conversion/BotAPI.php b/src/danog/MadelineProto/TL/Conversion/BotAPI.php
index 2a92f2d9..21306b84 100644
--- a/src/danog/MadelineProto/TL/Conversion/BotAPI.php
+++ b/src/danog/MadelineProto/TL/Conversion/BotAPI.php
@@ -556,8 +556,16 @@ trait BotAPI
                 break;
         }
     }
-
-    private function parseMode($arguments)
+    /**
+     * Convert markdown and HTML messages
+     *
+     * @param array $arguments Arguments
+     *
+     * @internal
+     *
+     * @return array
+     */
+    public function parseMode(array $arguments): array
     {
         if ($arguments['message'] === '' || !isset($arguments['message']) || !isset($arguments['parse_mode'])) {
             return $arguments;
@@ -594,7 +602,16 @@ trait BotAPI
         return $arguments;
     }
 
-    private function splitToChunks($args)
+    /**
+     * Split too long message into chunks
+     *
+     * @param array $args Arguments
+     *
+     * @internal
+     *
+     * @return \Generator
+     */
+    public function splitToChunks($args): \Generator
     {
         $args = yield $this->parseMode($args);
         if (!isset($args['entities'])) {
diff --git a/src/danog/MadelineProto/TON/Lite.php b/src/danog/MadelineProto/TON/Lite.php
index 0d870bde..82c0f6ae 100644
--- a/src/danog/MadelineProto/TON/Lite.php
+++ b/src/danog/MadelineProto/TON/Lite.php
@@ -104,8 +104,34 @@ class Lite
             yield $connection->connect($lite);
         }
     }
+    /**
+     * Logger.
+     *
+     * @param string $param Parameter
+     * @param int    $level Logging level
+     * @param string $file  File where the message originated
+     *
+     * @return void
+     */
+    public function logger($param, int $level = Logger::NOTICE, string $file = ''): void
+    {
+        if ($file === null) {
+            $file = \basename(\debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 1)[0]['file'], '.php');
+        }
 
-    public function methodCall(string $methodName, array $args = [], array $aargs = [])
+        isset($this->logger) ? $this->logger->logger($param, $level, $file) : Logger::$default->logger($param, $level, $file);
+    }
+
+
+    /**
+     * Call lite method.
+     *
+     * @param string $methodName Method name
+     * @param array  $args       Arguments
+     *
+     * @return \Generator
+     */
+    public function methodCall(string $methodName, array $args = [], array $aargs = []): \Generator
     {
         $data = yield $this->TL->serializeMethod($methodName, $args);
         $data = yield $this->TL->serializeMethod('liteServer.query', ['data' => $data]);
@@ -129,9 +155,9 @@ class Lite
      *
      * @param array $parameters Parameters
      *
-     * @return void
+     * @return array
      */
-    public function botAPItoMTProto(array $parameters)
+    public function botAPItoMTProto(array $parameters): array
     {
         return $parameters;
     }
@@ -139,9 +165,9 @@ class Lite
     /**
      * Get TL method namespaces.
      *
-     * @return void
+     * @return array
      */
-    public function getMethodNamespaces()
+    public function getMethodNamespaces(): array
     {
         return $this->TL->getMethodNamespaces();
     }
diff --git a/ton/lite-client.php b/ton/lite-client.php
index 7faebbc7..2ea6bf50 100644
--- a/ton/lite-client.php
+++ b/ton/lite-client.php
@@ -17,6 +17,6 @@ $API->async(true);
 $API->loop(
     function () use ($API) {
         yield $API->connect(__DIR__.'/ton-lite-client-test1.config.json');
-        \var_dump(yield $API->liteServer->getTime());
+        $API->logger(yield $API->liteServer->getTime());
     }
 );