diff --git a/sims2_4k_ui_patcher.py b/sims2_4k_ui_patcher.py
index 872aeea..9a83f87 100755
--- a/sims2_4k_ui_patcher.py
+++ b/sims2_4k_ui_patcher.py
@@ -935,6 +935,8 @@ def __init__(self):
 
 
 if __name__ == "__main__":
+    multiprocessing.freeze_support()  # Required for Windows
+
     app = QApplication(sys.argv)
     window = PatcherApplication()