diff --git a/src/HttpCall/Request/Goutte.php b/src/HttpCall/Request/Goutte.php
index 4012990b..3d775545 100644
--- a/src/HttpCall/Request/Goutte.php
+++ b/src/HttpCall/Request/Goutte.php
@@ -34,7 +34,14 @@ public function getParameters()
 
     public function setHttpHeader($name, $value)
     {
-        $name = strtoupper("http_$name");
+        $contentHeaders = ['CONTENT_LENGTH' => true, 'CONTENT_MD5' => true, 'CONTENT_TYPE' => true];
+        $name = str_replace('-', '_', strtoupper($name));
+
+        // CONTENT_* are not prefixed with HTTP_ in PHP when building $_SERVER
+        if (!isset($contentHeaders[$name])) {
+            $name = 'HTTP_' . $name;
+        }
+        
         $this->requestHeaders[$name] = $value;
     }