diff --git a/desktop_env/server/main.py b/desktop_env/server/main.py
index 83d1c67..032b290 100644
--- a/desktop_env/server/main.py
+++ b/desktop_env/server/main.py
@@ -5,7 +5,7 @@ import shlex
 import subprocess
 from pathlib import Path
 from typing import Any, Optional
-from typing import List, Dict
+from typing import List, Dict, Tuple
 
 import Xlib
 import lxml.etree
@@ -16,7 +16,7 @@ from PIL import Image
 from Xlib import display, X
 from flask import Flask, request, jsonify, send_file, abort  # , send_from_directory
 from lxml.etree import _Element
-from pyatspi import Accessible, StateType
+from pyatspi import Accessible, StateType, STATE_SHOWING
 from pyatspi import Action as ATAction
 from pyatspi import Component, Document
 from pyatspi import Text as ATText