diff --git a/src/calibre/gui2/update.py b/src/calibre/gui2/update.py
index 0b685e2fd2..2a155547e6 100644
--- a/src/calibre/gui2/update.py
+++ b/src/calibre/gui2/update.py
@@ -67,6 +67,7 @@ class UpdateNotification(QDialog):
 
     def __init__(self, calibre_version, plugin_updates, parent=None):
         QDialog.__init__(self, parent)
+        self.setAttribute(Qt.WA_QuitOnClose, False)
         self.resize(400, 250)
         self.l = QGridLayout()
         self.setLayout(self.l)