diff --git a/qutebrowser/misc/earlyinit.py b/qutebrowser/misc/earlyinit.py
index 728a43650..9391288de 100644
--- a/qutebrowser/misc/earlyinit.py
+++ b/qutebrowser/misc/earlyinit.py
@@ -253,17 +253,17 @@ def get_backend(args):
         return 'webengine'
 
 
-def qt_version(qversion=None, qt_version=None):
+def qt_version(qversion=None, qt_version_str=None):
     """Get a Qt version string based on the runtime/compiled versions."""
     if qversion is None:
         from PyQt5.QtCore import qVersion
         qversion = qVersion()
-    if qt_version is None:
+    if qt_version_str is None:
         from PyQt5.QtCore import QT_VERSION_STR
-        qt_version = QT_VERSION_STR
+        qt_version_str = QT_VERSION_STR
 
-    if qversion != qt_version:
-        return '{} (compiled {})'.format(qversion, qt_version)
+    if qversion != qt_version_str:
+        return '{} (compiled {})'.format(qversion, qt_version_str)
     else:
         return qversion
 
diff --git a/qutebrowser/utils/version.py b/qutebrowser/utils/version.py
index 7d72fa5f2..af945ca83 100644
--- a/qutebrowser/utils/version.py
+++ b/qutebrowser/utils/version.py
@@ -29,8 +29,7 @@ import importlib
 import collections
 import pkg_resources
 
-from PyQt5.QtCore import (QT_VERSION_STR, PYQT_VERSION_STR, qVersion,
-                          QLibraryInfo)
+from PyQt5.QtCore import PYQT_VERSION_STR, QLibraryInfo
 from PyQt5.QtNetwork import QSslSocket
 from PyQt5.QtWidgets import QApplication
 
diff --git a/tests/unit/misc/test_earlyinit.py b/tests/unit/misc/test_earlyinit.py
index b26bf7d5e..cf67690fd 100644
--- a/tests/unit/misc/test_earlyinit.py
+++ b/tests/unit/misc/test_earlyinit.py
@@ -118,7 +118,8 @@ def test_qt_version(same):
     else:
         qt_version_str = '5.3.0'
         expected = '5.4.0 (compiled 5.3.0)'
-    actual = earlyinit.qt_version(qversion='5.4.0', qt_version=qt_version_str)
+    actual = earlyinit.qt_version(qversion='5.4.0',
+                                  qt_version_str=qt_version_str)
     assert actual == expected
 
 
diff --git a/tests/unit/utils/test_version.py b/tests/unit/utils/test_version.py
index 46185f5d1..20863d0b2 100644
--- a/tests/unit/utils/test_version.py
+++ b/tests/unit/utils/test_version.py
@@ -823,8 +823,7 @@ def test_version_output(git_commit, frozen, style, with_webkit,
         'platform.python_implementation': lambda: 'PYTHON IMPLEMENTATION',
         'platform.python_version': lambda: 'PYTHON VERSION',
         'PYQT_VERSION_STR': 'PYQT VERSION',
-        'QT_VERSION_STR': 'QT VERSION',
-        'qVersion': lambda: 'QT VERSION',
+        'earlyinit.qt_version': lambda: 'QT VERSION',
         '_module_versions': lambda: ['MODULE VERSION 1', 'MODULE VERSION 2'],
         '_pdfjs_version': lambda: 'PDFJS VERSION',
         'QSslSocket': FakeQSslSocket('SSL VERSION'),