diff --git a/wchat/wx/Message.php b/wchat/wx/Message.php
index 88716ad..3be9acb 100644
--- a/wchat/wx/Message.php
+++ b/wchat/wx/Message.php
@@ -16,8 +16,8 @@ class Message extends SmallProgram
 	const MINIPROGRAMPAGE = 6;
 	const WXCARD = 7;
 
-	private $openid = '';
-	private $msgData = [];
+    private string $openid = '';
+    private array $msgData = [];
 
 
 	/**
@@ -302,6 +302,7 @@ class Message extends SmallProgram
 		$this->request->setMethod(HttpClient::POST);
 		$this->request->setErrorField('errcode');
 		$this->request->setErrorMsgField('errmsg');
+		$this->request->setHost('api.weixin.qq.com');
 
 		/** @var Result $body */
 		$body = $this->request->post($url, $data);