diff --git a/wchat/common/HttpClient.php b/wchat/common/HttpClient.php
index fa456b8..af01af6 100644
--- a/wchat/common/HttpClient.php
+++ b/wchat/common/HttpClient.php
@@ -623,7 +623,7 @@ class HttpClient
 	private function curl($url, $data = [])
 	{
 		try {
-			$output = $this->curlParse($url, $this->mergeParams($data));
+			$output = $this->curlParse($url, $data);
 			if ($output === FALSE) {
 				return new Result(['code' => 500, 'message' => $output]);
 			}
@@ -680,9 +680,10 @@ class HttpClient
 		if ($this->method == self::POST) {
 			curl_setopt($ch, CURLOPT_POST, 1);
 		}
-
-		if ($this->method != self::GET) {
+		if ($this->method == self::GET || !empty($this->_data)) {
 			curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
+		} else {
+			curl_setopt($ch, CURLOPT_POSTFIELDS, $this->mergeParams($data));
 		}
 
 		curl_setopt($ch, CURLOPT_CUSTOMREQUEST, strtoupper($this->method));