diff --git a/options/mzta-options-default.js b/options/mzta-options-default.js
index f2b5eb83..3bb812dc 100644
--- a/options/mzta-options-default.js
+++ b/options/mzta-options-default.js
@@ -99,6 +99,9 @@ export const prefs_default = {
     do_debug: false,
     chatgpt_win_height: 800,
     chatgpt_win_width: 700,
+    chatgpt_win_top: 0,
+    chatgpt_win_left: 0,
+    chatgpt_win_save_position: true,
     default_chatgpt_lang: '',
     default_sign_name: '',
     reply_type: 'reply_all',