fix test_xmlrpc failures #4939
diff --git a/Lib/xmlrpclib.py b/Lib/xmlrpclib.py
index f47a65a..5714b0d 100644
--- a/Lib/xmlrpclib.py
+++ b/Lib/xmlrpclib.py
@@ -1245,7 +1245,7 @@
 
         self.verbose = verbose
 
-        return self._parse_response(h.getfile())
+        return self.parse_response(h.getfile())
 
     ##
     # Create parser.