diff --git a/src/danog/MadelineProto/Connection.php b/src/danog/MadelineProto/Connection.php
index c23d35003..434ac9643 100644
--- a/src/danog/MadelineProto/Connection.php
+++ b/src/danog/MadelineProto/Connection.php
@@ -264,21 +264,11 @@ final class Connection
         }
         $this->httpReqCount = 0;
         $this->httpResCount = 0;
-        if (!isset($this->writer)) {
-            $this->writer = new WriteLoop($this);
-        }
-        if (!isset($this->reader)) {
-            $this->reader = new ReadLoop($this);
-        }
-        if (!isset($this->checker)) {
-            $this->checker = new CheckLoop($this);
-        }
-        if (!isset($this->cleanup)) {
-            $this->cleanup = new CleanupLoop($this);
-        }
-        if (!isset($this->waiter)) {
-            $this->waiter = new HttpWaitLoop($this);
-        }
+        $this->writer ??= new WriteLoop($this);
+        $this->reader ??= new ReadLoop($this);
+        $this->checker ??= new CheckLoop($this);
+        $this->cleanup ??= new CleanupLoop($this);
+        $this->waiter ??= new HttpWaitLoop($this);
         if (!isset($this->pinger) && !$this->ctx->isMedia() && !$this->ctx->isCDN()) {
             $this->pinger = new PingLoop($this);
         }
diff --git a/src/danog/MadelineProto/MTProtoTools/Files.php b/src/danog/MadelineProto/MTProtoTools/Files.php
index 3ca3b9e04..c3111c442 100644
--- a/src/danog/MadelineProto/MTProtoTools/Files.php
+++ b/src/danog/MadelineProto/MTProtoTools/Files.php
@@ -80,7 +80,7 @@ trait Files
             throw new Exception("Wrong status code: {$status} ".$response->getReason());
         }
         $mime = \trim(\explode(';', $response->getHeader('content-type') ?? 'application/octet-stream')[0]);
-        $size = $response->getHeader('content-length') ?? $size;
+        $size = (int) ($response->getHeader('content-length') ?? $size);
         $stream = $response->getBody();
         if (!$size) {
             $this->logger->logger("No content length for {$url}, caching first");