--- a/Plugins/VcsPlugins/vcsMercurial/QueuesExtension/HgQueuesDefineGuardsDialog.py	Sun Jun 19 17:50:39 2011 +0200
+++ b/Plugins/VcsPlugins/vcsMercurial/QueuesExtension/HgQueuesDefineGuardsDialog.py	Sun Jun 19 19:36:27 2011 +0200
@@ -33,7 +33,7 @@
         @param patchesList list of patches (list of strings)
         @param parent reference to the parent widget (QWidget)
         """
-        QDialog.__init__(self, parent)
+        super().__init__(parent)
         self.setupUi(self)
         
         self.process = QProcess()