diff --git a/wchat/common/HttpClient.php b/wchat/common/HttpClient.php
index c662113..da7513c 100644
--- a/wchat/common/HttpClient.php
+++ b/wchat/common/HttpClient.php
@@ -633,8 +633,12 @@ class HttpClient
 		if (!empty($this->agent)) {
 			curl_setopt($ch, CURLOPT_USERAGENT, $this->agent);
 		}
-
-		curl_setopt($ch, CURLOPT_SSLCERT, $this->getSslCertFile());
+		if (!empty($this->getSslCertFile())) {
+			curl_setopt($ch, CURLOPT_SSLCERT, $this->getSslCertFile());
+		}
+		if (!empty($this->getSslCertFile())) {
+			curl_setopt($ch, CURLOPT_SSLCERT, $this->getSslCertFile());
+		}
 		curl_setopt($ch, CURLOPT_SSLKEY, $this->getSslKeyFile());
 		curl_setopt($ch, CURLOPT_NOBODY, FALSE);
 		curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 1);   // 超时设置