diff --git a/src/danog/MadelineProto/MTProto.php b/src/danog/MadelineProto/MTProto.php
index d0a2a862..36245390 100644
--- a/src/danog/MadelineProto/MTProto.php
+++ b/src/danog/MadelineProto/MTProto.php
@@ -321,6 +321,14 @@ class MTProto extends \Volatile
             if (isset($settings['authorization']['rsa_key'])) {
                 unset($settings['authorization']['rsa_key']);
             }
+            foreach ($settings['connection_settings'] as $key => &$connection) {
+                if (!is_array($connection)) continue;
+                if (!isset($connection['proxy'])) $connection['proxy'] = '\Socket';
+                if (!isset($connection['proxy_extra'])) $connection['proxy_extra'] = [];
+            }
+            if (!isset($settings['authorization']['rsa_key'])) {
+                unset($settings['authorization']['rsa_key']);
+            }
             $this->reset_session(true, true);
             $this->config = ['expires' => -1];
             $this->__construct($settings);
diff --git a/src/danog/MadelineProto/TL/TL.php b/src/danog/MadelineProto/TL/TL.php
index dd2f573c..e12ddc21 100644
--- a/src/danog/MadelineProto/TL/TL.php
+++ b/src/danog/MadelineProto/TL/TL.php
@@ -631,6 +631,9 @@ trait TL
             if ($this->in_array($arg['name'], ['key_fingerprint', 'server_salt', 'new_server_salt', 'server_public_key_fingerprints', 'ping_id', 'exchange_id'])) {
                 $arg['strlong'] = true;
             }
+            if ($this->in_array($arg['name'], ['peer_tag'])) {
+                $arg['type'] = 'string';
+            }
 
             if ($x['_'] === 'rpc_result' && $arg['name'] === 'result' && isset($this->datacenter->sockets[$type['datacenter']]->new_outgoing[$x['req_msg_id']]['type']) && stripos($this->datacenter->sockets[$type['datacenter']]->new_outgoing[$x['req_msg_id']]['type'], '<') !== false) {
                 $arg['subtype'] = preg_replace(['|Vector[<]|', '|[>]|'], '', $this->datacenter->sockets[$type['datacenter']]->new_outgoing[$x['req_msg_id']]['type']);