diff --git a/concept-maker_gui.py b/concept-maker_gui.py
index 6d48c6c..77ec423 100644
--- a/concept-maker_gui.py
+++ b/concept-maker_gui.py
@@ -33,6 +33,7 @@ import shutil
 import threading
 import traceback
 import hashlib
+import contextlib
 from dataclasses import dataclass
 from enum import Enum
 from pathlib import Path