--- a/WebBrowser/Tools/WebBrowserTools.py	Sat Dec 01 11:45:24 2018 +0100
+++ b/WebBrowser/Tools/WebBrowserTools.py	Thu Jan 10 14:22:59 2019 +0100
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-# Copyright (c) 2016 - 2018 Detlev Offenbach <detlev@die-offenbachs.de>
+# Copyright (c) 2016 - 2019 Detlev Offenbach <detlev@die-offenbachs.de>
 #
 
 """
@@ -196,8 +196,9 @@
     @return tuple containing the Chrome version and the QtWebEngine version
     @rtype tuple of str
     """
-    from WebBrowser.WebBrowserWindow import WebBrowserWindow
-    useragent = WebBrowserWindow.webProfile().defaultUserAgent
+    from PyQt5.QtWebEngineWidgets import QWebEngineProfile
+    
+    useragent = QWebEngineProfile.defaultProfile().httpUserAgent()
     match = re.search(r"""Chrome/([\d.]+)""", useragent)
     if match:
         chromeVersion = match.group(1)