diff --git a/src/Buttons.php b/src/Buttons.php
index 6444e59..97cb6db 100644
--- a/src/Buttons.php
+++ b/src/Buttons.php
@@ -132,10 +132,10 @@ public static function inlineKeyBoardSwitchInlineQueryCurrentChat (string $text,
      * 
      * @param string $text
      * @param string $query
-     * @param string $allow_user_chats
-     * @param string $allow_bot_chats
-     * @param string $allow_group_chats
-     * @param string $allow_channel_chats
+     * @param bool $allow_user_chats
+     * @param bool $allow_bot_chats
+     * @param bool $allow_group_chats
+     * @param bool $allow_channel_chats
      * 
      * @return array
      */