--- a/Plugins/CheckerPlugins/Tabnanny/TabnannyDialog.py	Sat Jun 13 12:31:57 2015 +0200
+++ b/Plugins/CheckerPlugins/Tabnanny/TabnannyDialog.py	Sat Jun 13 19:27:40 2015 +0200
@@ -42,6 +42,7 @@
         """
         super(TabnannyDialog, self).__init__(parent)
         self.setupUi(self)
+        self.setWindowFlags(Qt.Window)
         
         self.buttonBox.button(QDialogButtonBox.Close).setEnabled(False)
         self.buttonBox.button(QDialogButtonBox.Cancel).setDefault(True)