--- a/eric6/WebBrowser/OpenSearch/OpenSearchWriter.py	Mon Mar 01 17:48:43 2021 +0100
+++ b/eric6/WebBrowser/OpenSearch/OpenSearchWriter.py	Tue Mar 02 17:17:09 2021 +0100
@@ -34,7 +34,7 @@
             return False
         
         if not device.isOpen():
-            if not device.open(QIODevice.WriteOnly):
+            if not device.open(QIODevice.OpenModeFlag.WriteOnly):
                 return False
         
         self.setDevice(device)