diff --git a/lib/Github/Api/PullRequest.php b/lib/Github/Api/PullRequest.php
index a92e71b186c..fbb763dc5bf 100644
--- a/lib/Github/Api/PullRequest.php
+++ b/lib/Github/Api/PullRequest.php
@@ -156,11 +156,6 @@ public function create($username, $repository, array $params)
             throw new MissingArgumentException(['issue', 'body']);
         }
 
-        if (isset($params['draft']) && $params['draft'] === true) {
-            //This feature is in preview mode, so set the correct accept-header
-            $this->acceptHeaderValue = 'application/vnd.github.shadow-cat-preview+json';
-        }
-
         return $this->post('/repos/'.rawurlencode($username).'/'.rawurlencode($repository).'/pulls', $params);
     }