diff --git a/docs b/docs
index ddb2e4f76..8f6784adf 160000
--- a/docs
+++ b/docs
@@ -1 +1 @@
-Subproject commit ddb2e4f76938b69ceac6e4615901c642accae1ef
+Subproject commit 8f6784adf5bca1dbab98ba1ec69ab52050633ca1
diff --git a/magna.php b/magna.php
index c1959b547..023d724ed 100755
--- a/magna.php
+++ b/magna.php
@@ -161,7 +161,7 @@ class EventHandler extends \danog\MadelineProto\EventHandler
         $call->playOnHold($songs);
         if ($call->getCallState() === \danog\MadelineProto\VoIP::CALL_STATE_INCOMING) {
             if ($call->accept() === false) {
-                $MadelineProto->logger('DID NOT ACCEPT A CALL');
+                $this->logger('DID NOT ACCEPT A CALL');
             }
         }
         if ($call->getCallState() !== \danog\MadelineProto\VoIP::CALL_STATE_ENDED) {
@@ -373,7 +373,7 @@ if (!class_exists('\\danog\\MadelineProto\\VoIPServerConfig')) {
         'audio_congestion_window' => 4 * 1024,
     ]
 );
-$MadelineProto = new \danog\MadelineProto\API('session.madeline', ['secret_chats' => ['accept_chats' => false], 'logger' => ['logger' => 3, 'logger_level' => 5, 'logger_param' => getcwd().'/MadelineProto.log'], 'updates' => ['getdifference_interval' => 10], 'serialization' => ['serialization_interval' => 30], 'flood_timeout' => ['wait_if_lt' => 86400]]);
+$MadelineProto = new \danog\MadelineProto\API('session.madeline', ['secret_chats' => ['accept_chats' => false], 'logger' => ['logger' => 3, 'logger_level' => 5, 'logger_param' => getcwd().'/MadelineProto.log'], 'updates' => ['getdifference_interval' => 10], 'serialization' => ['serialization_interval' => 30, 'cleanup_before_serialization' => true], 'flood_timeout' => ['wait_if_lt' => 86400]]);
 $MadelineProto->start();
 foreach (['calls', 'programmed_call', 'my_users'] as $key) {
     if (isset($MadelineProto->API->storage[$key])) {