diff --git a/src/roster_window.py b/src/roster_window.py
index bef9177c7..c796bc37b 100644
--- a/src/roster_window.py
+++ b/src/roster_window.py
@@ -1747,6 +1747,7 @@ class RosterWindow:
         # Most of the logic SHOULD NOT be done at GUI level
         if account not in gajim.contacts.get_accounts():
             gajim.contacts.add_account(account)
+        if not account in self._iters:
             self._iters[account] = {'account': None, 'groups': {},
                 'contacts': {}}
         if account not in gajim.groups: