Update chatbot/plugins/join_request.py

chatbot/plugins/join_request.py

@@ -204,7 +204,7 @@ async def verify_captcha_multiple_choice_callback(client: Client, cb: CallbackQu
         await cb.answer("✅ CAPTCHA verification successful!", show_alert=True)
         await cb.edit_message_media(
             media=InputMediaPhoto(hacker_image),
-            reply_markup=create_button_join_group(captcha_texts.get("username"))
+            reply_markup=create_button_join_group(captcha_texts.get("chat_username"))
         )
         logger.info(f"User {user_id} successfully verified CAPTCHA.")
         await client.approve_chat_join_request(