diff --git a/lib/Github/Api/Repository/Contents.php b/lib/Github/Api/Repository/Contents.php
index 6722bb3c7e0..ab68516f919 100644
--- a/lib/Github/Api/Repository/Contents.php
+++ b/lib/Github/Api/Repository/Contents.php
@@ -245,7 +245,7 @@ public function rm($username, $repository, $path, $message, $sha, $branch = null
      * @param string      $format     format of archive: tarball or zipball
      * @param null|string $reference  reference to a branch or commit
      *
-     * @return array information for archives
+     * @return string repository archive binary data
      */
     public function archive($username, $repository, $format, $reference = null)
     {