diff --git a/qutebrowser/widgets/mainwindow.py b/qutebrowser/widgets/mainwindow.py
index 15eaf4581..494eb3d56 100644
--- a/qutebrowser/widgets/mainwindow.py
+++ b/qutebrowser/widgets/mainwindow.py
@@ -265,7 +265,6 @@ class MainWindow(QWidget):
         tabs.start_download.connect(download_manager.fetch)
 
         # quickmark completion
-        completer = self._get_object('completer')
         quickmark_manager = objreg.get('quickmark-manager')
         quickmark_manager.changed.connect(completer.init_quickmark_completions)