diff --git a/gajim/gtk/settings.py b/gajim/gtk/settings.py
index 33c174b795d3c7fe2dcaafd607321e2e36fc4ad0..d34a7710739d2adc2f693b14d5f71e5730793be5 100644
--- a/gajim/gtk/settings.py
+++ b/gajim/gtk/settings.py
@@ -635,6 +635,7 @@ def get_setting_value(self):
 class ChangePasswordSetting(DialogSetting):
     def __init__(self, *args, **kwargs):
         DialogSetting.__init__(self, *args, **kwargs)
+        self.change_dialog = None
 
     def show_dialog(self, parent):
         try: