diff --git a/qutebrowser/mainwindow/tabbedbrowser.py b/qutebrowser/mainwindow/tabbedbrowser.py
index df0048516..d74f74b4a 100644
--- a/qutebrowser/mainwindow/tabbedbrowser.py
+++ b/qutebrowser/mainwindow/tabbedbrowser.py
@@ -23,7 +23,7 @@ import functools
 import collections
 
 from PyQt5.QtWidgets import QSizePolicy
-from PyQt5.QtCore import pyqtSignal, pyqtSlot, QTimer, QUrl, QSize
+from PyQt5.QtCore import pyqtSignal, pyqtSlot, QTimer, QUrl
 from PyQt5.QtGui import QIcon
 
 from qutebrowser.config import config