diff --git a/src/danog/MadelineProto/MTProto.php b/src/danog/MadelineProto/MTProto.php
index e589c7af..a2437307 100644
--- a/src/danog/MadelineProto/MTProto.php
+++ b/src/danog/MadelineProto/MTProto.php
@@ -54,7 +54,7 @@ class MTProto
     /*
         const V = 71;
     */
-    const V = 99;
+    const V = 100;
     const NOT_LOGGED_IN = 0;
     const WAITING_CODE = 1;
     const WAITING_SIGNUP = -1;
@@ -462,6 +462,7 @@ class MTProto
                 // Extra parameters to pass to the proxy class using setExtra
                 'pfs' => extension_loaded('gmp'),
             ],
+            'default_dc' => 2
         ], 'app_info' => [
             // obtained in https://my.telegram.org
             //'api_id'          => you should put an API id in the settings array you provide
diff --git a/src/danog/MadelineProto/MTProtoTools/CallHandler.php b/src/danog/MadelineProto/MTProtoTools/CallHandler.php
index 74d3e899..476a077b 100644
--- a/src/danog/MadelineProto/MTProtoTools/CallHandler.php
+++ b/src/danog/MadelineProto/MTProtoTools/CallHandler.php
@@ -247,8 +247,8 @@ trait CallHandler
             } catch (\danog\MadelineProto\Exception $e) {
                 $last_error = $e->getMessage().' in '.basename($e->getFile(), '.php').' on line '.$e->getLine();
                 if (strpos($e->getMessage(), 'Received request to switch to DC ') === 0) {
-                    if ($this->authorized_dc === -1 && ($method === 'users.getUsers' && $args = ['id' => [['_' => 'inputUserSelf']]]) || $method === 'auth.exportAuthorization') {
-                        $this->authorized_dc = $this->datacenter->curdc;
+                    if (($method === 'users.getUsers' && $args = ['id' => [['_' => 'inputUserSelf']]]) || $method === 'auth.exportAuthorization' || $method === 'updates.getDifference') {
+                        $this->settings['connection_settings']['default_dc'] = $this->authorized_dc = $this->datacenter->curdc;
                     }
                     $last_recv = $this->datacenter->sockets[$aargs['datacenter']]->last_recv;
                     \danog\MadelineProto\Logger::log($e->getMessage(), \danog\MadelineProto\Logger::WARNING);