diff --git a/qutebrowser/browser/webview.py b/qutebrowser/browser/webview.py
index 384d61a68..9e4574957 100644
--- a/qutebrowser/browser/webview.py
+++ b/qutebrowser/browser/webview.py
@@ -23,7 +23,8 @@ import sys
 import itertools
 import functools
 
-from PyQt5.QtCore import pyqtSignal, pyqtSlot, Qt, QTimer, QUrl, QMimeData
+from PyQt5.QtCore import (pyqtSignal, pyqtSlot, Qt, QTimer, QUrl, QMimeData,
+                          QByteArray)
 from PyQt5.QtWidgets import QApplication, QStyleFactory
 from PyQt5.QtGui import QClipboard
 from PyQt5.QtWebKit import QWebSettings
@@ -319,7 +320,7 @@ class WebView(QWebView):
         clipboard_data = clipboard.mimeData()
         new_clipboard_data = QMimeData()
         for mimetype in clipboard_data.formats():
-            data = clipboard_data.data(mimetype)
+            data = QByteArray(clipboard_data.data(mimetype))
             new_clipboard_data.setData(mimetype, data)
 
         clipboard.setMimeData(selection_data)