diff --git a/DesktopEffects/DesktopEffectsDialog.py b/DesktopEffects/DesktopEffectsDialog.py
index 74a9067..753a7bc 100644
--- a/DesktopEffects/DesktopEffectsDialog.py
+++ b/DesktopEffects/DesktopEffectsDialog.py
@@ -2760,7 +2760,7 @@ class DesktopEffectsDialog(QDialog):
         print "DesktopEffectsDialog.cancel(): Not implemented yet"
 
     def __tr(self,s,c = None):
-        return qApp.translate("DesktopEffectsDialog",s,c)
+        return tqApp.translate("DesktopEffectsDialog",s,c)
 
 if __name__ == "__main__":
     appname     = ""