diff --git a/wchat/common/HttpClient.php b/wchat/common/HttpClient.php
index 1034303..7397a61 100644
--- a/wchat/common/HttpClient.php
+++ b/wchat/common/HttpClient.php
@@ -398,7 +398,7 @@ class HttpClient
 			return $this->curl($url, $data);
 		}
 		$url = $this->matchHost(ltrim($url, '/'));
-		if (!empty($this->port)) {
+		if (!empty($this->port) && $this->port != 443) {
 			$this->host .= ':' . $this->port;
 		}
 		if ($this->isSSL) {