diff --git a/lib/DiscourseAPI.php b/lib/DiscourseAPI.php
index 08fec16..c8c6695 100644
--- a/lib/DiscourseAPI.php
+++ b/lib/DiscourseAPI.php
@@ -45,7 +45,6 @@ private function _getRequest($reqString, $paramArray = null, $apiUser = 'system'
             http_build_query($paramArray)
         );
 
-        // TODO: move post requests to this auth also
         curl_setopt($ch, CURLOPT_HTTPHEADER, [
             "Api-Key: " . $this->_apiKey,
             "Api-Username: $apiUser"
@@ -84,14 +83,17 @@ private function _putpostRequest($reqString, $paramArray, $apiUser = 'system', $
 
         $ch = curl_init();
         $url = sprintf(
-            '%s://%s%s?api_key=%s&api_username=%s',
+            '%s://%s%s',
             $this->_protocol,
             $this->_dcHostname,
-            $reqString,
-            $this->_apiKey,
-            $apiUser
+            $reqString
         );
 
+        curl_setopt($ch, CURLOPT_HTTPHEADER, [
+            "Api-Key: " . $this->_apiKey,
+            "Api-Username: $apiUser"
+        ]);
+
         curl_setopt($ch, CURLOPT_URL, $url);
         curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($paramArray));
         curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);