diff --git a/netconf/nc_rpc/base/unlock.py b/netconf/nc_rpc/base/unlock.py
index f9ef062..b5db7c1 100644
--- a/netconf/nc_rpc/base/unlock.py
+++ b/netconf/nc_rpc/base/unlock.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# Copyright 2016 the original author or authors.
+# Copyright 2017 the original author or authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -23,9 +23,8 @@
 
 class UnLock(Rpc):
 
-	def __init__(self, rpc_request, rpc_method, grpc_client, session):
-		super(UnLock, self).__init__(rpc_request, rpc_method, grpc_client,
-									 session)
+	def __init__(self, request, request_xml, grpc_client, session, capabilities):
+		super(UnLock, self).__init__(request, request_xml, grpc_client, session)
 		self._validate_parameters()
 
 	def execute(self):