diff --git a/src/roster_window.py b/src/roster_window.py
index 5109d4d27..280ec3db6 100644
--- a/src/roster_window.py
+++ b/src/roster_window.py
@@ -2620,8 +2620,8 @@ class RosterWindow:
                             account, jid)
                         gajim.interface.on_open_chat_window(None, contact,
                             account)
-                gajim.config.set_per('accounts', acct, 'opened_chat_controls',
-                    '')
+                gajim.config.set_per('accounts', account,
+                    'opened_chat_controls', '')
             gobject.idle_add(self.refilter_shown_roster_items)
 
     def _nec_anonymous_auth(self, obj):