--- a/eric6/WebBrowser/Passwords/PasswordManager.py	Mon Oct 05 19:51:55 2020 +0200
+++ b/eric6/WebBrowser/Passwords/PasswordManager.py	Tue Oct 06 17:52:44 2020 +0200
@@ -307,7 +307,7 @@
                 noButton = mb.addButton(
                     self.tr("Not now"), E5MessageBox.RejectRole)
                 mb.addButton(E5MessageBox.Yes)
-                mb.exec_()
+                mb.exec()
                 if mb.clickedButton() == neverButton:
                     self.__never.append(url.toString())
                     return