diff --git a/src/Bookmarks.php b/src/Bookmarks.php
index d567cbf..d32ec14 100644
--- a/src/Bookmarks.php
+++ b/src/Bookmarks.php
@@ -46,7 +46,7 @@ public function add(string $documentUsername, string $name, int $page = 1, strin
      * @param  string  $folderId       Folder containing bookmarks to be listed
      * @param  string  $resultOrder    "asc" or "desc". Default value is "asc"
      * @param  integer $startIndex     Zero based index to start pagination
-     * @param  integer $pageIndex      Maximum number of documents to be returned. Value must be between 0 - 30. Default is 10.
+     * @param  integer $pageSize      Maximum number of documents to be returned. Value must be between 0 - 30. Default is 10.
      * @param  string  $bookmarkSortBy Response parameter to sort the result by. Sorting can only be done on a single parameter. Default is no particular sort order.
      * @param  string  $responseParams Comma-separated list of Response parameter to be returned. If no value is submitted all parameters will be returned
      * @return stdClass
@@ -55,8 +55,8 @@ public function list(
         string $folderId = null,
         string $resultOrder = 'asc',
         int $startIndex = 0,
-        int $pageIndex = 10,
-        int $bookmarkSortBy = null,
+        int $pageSize = 10,
+        string $bookmarkSortBy = null,
         int $responseParams = null
     ): stdClass {
         $query = [
@@ -64,7 +64,7 @@ public function list(
             'folderId' => $folderId,
             'resultOrder' => $resultOrder,
             'startIndex' => $startIndex,
-            'pageIndex' => $pageIndex,
+            'pageSize' => $pageSize,
             'bookmarkSortBy' => $bookmarkSortBy,
             'responseParams' => $responseParams,
         ];