diff --git a/freecad/silo_commands.py b/freecad/silo_commands.py
index a2398aa..ce4c462 100644
--- a/freecad/silo_commands.py
+++ b/freecad/silo_commands.py
@@ -1215,7 +1215,7 @@ class Silo_Pull:
         progress = QtGui.QProgressDialog(
             f"Downloading {part_number} rev {rev_num}...", "Cancel", 0, 100
         )
-        progress.setWindowModality(2)  # Qt.WindowModal
+        progress.setWindowModality(QtCore.Qt.WindowModal)
         progress.setMinimumDuration(0)
         progress.setValue(0)