--- a/Helpviewer/HelpDocsInstaller.py	Sun Jun 19 17:50:39 2011 +0200
+++ b/Helpviewer/HelpDocsInstaller.py	Sun Jun 19 19:36:27 2011 +0200
@@ -33,7 +33,7 @@
         
         @param collection full pathname of the collection file (string)
         """
-        QThread.__init__(self)
+        super().__init__()
         
         self.__abort = False
         self.__collection = collection