diff --git a/wchat/qq/SecCheck.php b/wchat/qq/SecCheck.php
index 6e91b85..955dced 100644
--- a/wchat/qq/SecCheck.php
+++ b/wchat/qq/SecCheck.php
@@ -30,8 +30,12 @@ class SecCheck extends SmallProgram
 		$this->request->setHeader('Content-Type', 'multipart/form-data;charset=UTF-8');
 		$this->request->setErrorField('errCode');
 		$this->request->setErrorMsgField('errMsg');
+
+
+		$real_path = new \CURLFile($path);
 		return $this->request->upload($this->_url . $this->config->getAccessToken(), [
-			'appid' => $this->config->getAppid(), 'media' => $path
+			'appid' => $this->config->getAppid(), 'media' => new \CURLFile($path)
+			, 'form-data[filename]' => $path, 'form-data[content-type]' => $real_path->getMimeType()
 		]);
 	}