diff --git a/wchat/common/HttpClient.php b/wchat/common/HttpClient.php
index 9ab1c4c..4c31087 100644
--- a/wchat/common/HttpClient.php
+++ b/wchat/common/HttpClient.php
@@ -337,7 +337,6 @@ class HttpClient
 	 */
 	private function coroutine($ip, $url, $data = [])
 	{
-		echo $ip . ':' . $url . PHP_EOL;
 		$client = $this->generate_client($ip, $url, $data);
 		if ($client->statusCode < 0) {
 			throw new \Exception($client->errMsg);
@@ -391,7 +390,12 @@ class HttpClient
 	private function generate_client($host, $url, $data)
 	{
 		$client = new SClient($host, $this->getHostPort(), $this->isSSL);
-		var_dump($host, $this->getHostPort());
+		if (!empty($this->ssl_cert_file) && !empty($this->ssl_key_file)) {
+			$client->set([
+				'ssl_cert_file' => $this->ssl_cert_file,
+				'ssl_key_file'  => $this->ssl_key_file,
+			]);
+		}
 		if (!empty($this->agent)) {
 			$this->header['User-Agent'] = $this->agent;
 		}