diff --git a/extras/openslides_gui/gui.py b/extras/openslides_gui/gui.py
index e49131efb..5919b7c20 100755
--- a/extras/openslides_gui/gui.py
+++ b/extras/openslides_gui/gui.py
@@ -540,6 +540,7 @@ class MainWindow(wx.Frame):
             "server_settings": {
                 "host": self.host,
                 "port": self.port,
+            },
         }
 
         dp = os.path.dirname(self.gui_settings_path)