diff --git a/gajim/gtk/account_wizard.py b/gajim/gtk/account_wizard.py
index ae811f911e80e1487e8fa587edc46aacb4eca036..968b9bb115cfc3f7f1e87aae19fea3ffa5019315 100644
--- a/gajim/gtk/account_wizard.py
+++ b/gajim/gtk/account_wizard.py
@@ -363,7 +363,8 @@ def _on_disconnected(self, client, _signal_name):
             if error == 'anonymous-not-supported':
                 self._show_error_page(_('Anonymous login not supported'),
                                       _('Anonymous login not supported'),
-                                      _('This server does not support anonymous'))
+                                      _('This server does not support '
+                                        'anonymous login.'))
             else:
                 self._show_error_page(_('Authentication failed'),
                                       SASL_ERRORS.get(error),