diff --git a/options/mzta-options-default.js b/options/mzta-options-default.js
index e747ef8d..abd94798 100644
--- a/options/mzta-options-default.js
+++ b/options/mzta-options-default.js
@@ -21,4 +21,5 @@ export const prefs_default = {
     chatgpt_win_width: 700,
     chatpgt_use_gpt4: false,
     chatgpt_keep_formatting: false,
+    default_chatgpt_lang: '',
 }
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