diff --git a/work/inquiry.py b/work/inquiry.py
index e2b9450..6ece8e2 100644
--- a/work/inquiry.py
+++ b/work/inquiry.py
@@ -239,4 +239,4 @@ def update_addresslist(self, current, previous):
             model.appendRow([item_email])
         self.main_window.addresslist.setModel(model)
         header = self.main_window.addresslist.horizontalHeader()
-        header.setSectionResizeMode(QHeaderView.Stretch)
+        header.setSectionResizeMode(QHeaderView.ResizeMode.Stretch)