diff --git a/qutebrowser/browser/webpage.py b/qutebrowser/browser/webpage.py
index 9227feaac..8934e8160 100644
--- a/qutebrowser/browser/webpage.py
+++ b/qutebrowser/browser/webpage.py
@@ -68,6 +68,7 @@ class BrowserPage(QWebPage):
         if PYQT_VERSION > 0x050300:
             # This is broken in Qt <= 5.3.0.
             # See http://www.riverbankcomputing.com/pipermail/pyqt/2014-June/034385.html
+            # pylint: disable=invalid-name
             self.javaScriptPrompt = self._javascript_prompt
 
     def _javascript_prompt(self, _frame, msg, default):
diff --git a/scripts/run_checks.py b/scripts/run_checks.py
index 096bf54a5..855d87caf 100755
--- a/scripts/run_checks.py
+++ b/scripts/run_checks.py
@@ -74,8 +74,8 @@ options = {
 
 if os.name == 'nt':
     # pep257 uses cp1252 by default on Windows, which can't handle the unicode
-    # arrows in configdata.py
-    options['exclude_pep257'].append('configdata.py')
+    # chars in some files.
+    options['exclude_pep257'] += ['configdata.py', 'misc.py']
 
 
 def run(name, target=None, args=None):