diff --git a/src/groupchat_control.py b/src/groupchat_control.py
index 5b1f06be2..bea6bfbff 100644
--- a/src/groupchat_control.py
+++ b/src/groupchat_control.py
@@ -2217,7 +2217,7 @@ class GroupchatControl(ChatControlBase):
 
     def _on_change_nick_menuitem_activate(self, widget):
         if 'change_nick_dialog' in gajim.interface.instances:
-            gajim.interface.instances['change_nick_dialog'].present()
+            gajim.interface.instances['change_nick_dialog'].dialog.present()
         else:
             title = _('Changing Nickname')
             prompt = _('Please specify the new nickname you want to use:')