diff --git a/wchat/common/HttpClient.php b/wchat/common/HttpClient.php
index a7a25a0..1c90581 100644
--- a/wchat/common/HttpClient.php
+++ b/wchat/common/HttpClient.php
@@ -677,15 +677,12 @@ class HttpClient
 		curl_setopt($ch, CURLOPT_FOLLOWLOCATION, TRUE);// 跟踪重定向
 		curl_setopt($ch, CURLOPT_ENCODING, 'gzip,deflate');
 
-		if ($this->method == self::POST) {
-			curl_setopt($ch, CURLOPT_POST, 1);
-		}
-
 		curl_setopt($ch, CURLOPT_CUSTOMREQUEST, strtoupper($this->method));
 		if ($this->method === self::GET && !empty($this->_data)) {
-			curl_setopt($ch, CURLOPT_POSTFIELDS, $this->toRequest($data));
+			curl_setopt($ch, CURLOPT_POSTFIELDS, $this->toRequest($this->_data));
 		}
 		if ($this->method === self::POST) {
+			curl_setopt($ch, CURLOPT_POST, 1);
 			curl_setopt($ch, CURLOPT_POSTFIELDS, $this->mergeParams($data));
 		}