diff --git a/doc/source/conf.py b/doc/source/conf.py
index 6462b5d..2028238 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -62,7 +62,7 @@
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = 'en'
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
diff --git a/nfv/nfv-vim/nfv_vim/strategy/_strategy_steps.py b/nfv/nfv-vim/nfv_vim/strategy/_strategy_steps.py
index 0fd7023..8d655ef 100755
--- a/nfv/nfv-vim/nfv_vim/strategy/_strategy_steps.py
+++ b/nfv/nfv-vim/nfv_vim/strategy/_strategy_steps.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2015-2021 Wind River Systems, Inc.
+# Copyright (c) 2015-2022 Wind River Systems, Inc.
 #
 # SPDX-License-Identifier: Apache-2.0
 #