diff --git a/php-binance-api.php b/php-binance-api.php
index 4608c231..893607c9 100755
--- a/php-binance-api.php
+++ b/php-binance-api.php
@@ -905,7 +905,7 @@ private function httpRequest(string $url, string $method = "GET", array $params
         // Post and postfields
         if ($method === "POST") {
             curl_setopt($curl, CURLOPT_POST, true);
-            curl_setopt($curlch, CURLOPT_POSTFIELDS, $query);
+            curl_setopt($curl, CURLOPT_POSTFIELDS, $query);
         }
         // Delete Method
         if ($method === "DELETE") {