diff --git a/GUI5.py b/GUI5.py
index 9b688328..a3d5fe7a 100644
--- a/GUI5.py
+++ b/GUI5.py
@@ -1,6 +1,7 @@
 import sys
 import os
 import subprocess
+import threading
 from pathlib import Path
 from PySide6.QtWidgets import QApplication,QFileDialog, QMessageBox
 from PySide6.QtQml import QQmlApplicationEngine