diff --git a/doc/changelog.asciidoc b/doc/changelog.asciidoc
index b708de742..1fc848a1e 100644
--- a/doc/changelog.asciidoc
+++ b/doc/changelog.asciidoc
@@ -47,6 +47,7 @@ Changed
   DATADIR and MANDIR.
 - Various performance improvements when many tabs are opened.
 - Regenerating completion history now shows a progress dialog.
+- Make qute:// pages work properly on Qt 5.11.2
 
 Removed
 ~~~~~~~
diff --git a/qutebrowser/browser/webengine/webenginequtescheme.py b/qutebrowser/browser/webengine/webenginequtescheme.py
index b94fc3844..202482084 100644
--- a/qutebrowser/browser/webengine/webenginequtescheme.py
+++ b/qutebrowser/browser/webengine/webenginequtescheme.py
@@ -19,7 +19,7 @@
 
 """QtWebEngine specific qute://* handlers and glue code."""
 
-from PyQt5.QtCore import QBuffer, QIODevice
+from PyQt5.QtCore import QBuffer, QIODevice, QUrl
 from PyQt5.QtWebEngineCore import (QWebEngineUrlSchemeHandler,
                                    QWebEngineUrlRequestJob)
 
@@ -57,6 +57,10 @@ class QuteSchemeHandler(QWebEngineUrlSchemeHandler):
             # Added in Qt 5.11
             return True
 
+        if initiator == QUrl('null') and not qtutils.version_check('5.12'):
+            # WORKAROUND for https://bugreports.qt.io/browse/QTBUG-70421
+            return True
+
         if initiator.isValid() and initiator.scheme() != 'qute':
             log.misc.warning("Blocking malicious request from {} to {}"
                                 .format(initiator.toDisplayString(),