--- a/eric7/WebBrowser/Tools/WebBrowserTools.py	Sun Aug 29 17:48:26 2021 +0200
+++ b/eric7/WebBrowser/Tools/WebBrowserTools.py	Sun Aug 29 17:48:44 2021 +0200
@@ -46,7 +46,7 @@
     @rtype str
     """
     dataFile = QFile(filename)
-    if filename and dataFile.open(QFile.ReadOnly):
+    if filename and dataFile.open(QIODevice.OpenModeFlag.ReadOnly):
         contents = dataFile.readAll()
         dataFile.close()
         return contents