diff --git a/conf.py b/conf.py
index 22fc2a44a..0e2bb5ab1 100644
--- a/conf.py
+++ b/conf.py
@@ -51,7 +51,7 @@
 
 # General information about the project.
 project = u'Docker-docs-ja'
-copyright = u'2015-2017, Docker Docs Translation Ja-Jp Project'
+copyright = u'2015-2020, Docker Docs Translation Ja-Jp Project'
 author = u'Docker Docs Translation Ja-Jp Project'
 
 # The version info for the project you're documenting, acts as replacement for
@@ -59,9 +59,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '17.06.Beta'
+version = '17.06'
 # The full version, including alpha/beta/rc tags.
-release = '17.06.Beta'
+release = '17.06'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
@@ -156,7 +156,7 @@
 
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.
-#html_last_updated_fmt = '%b %d, %Y'
+html_last_updated_fmt = '%Y-%m-%d'
 
 # If true, SmartyPants will be used to convert quotes and dashes to
 # typographically correct entities.
diff --git a/index.rst b/index.rst
index d6c0efbf6..dc2fd0642 100644
--- a/index.rst
+++ b/index.rst
@@ -196,6 +196,7 @@ Docs archive
    :maxdepth: 1
    :caption: Docs アーカイブ
 
+   v17.06 <http://docs.docker.jp/v17.06/>
    v1.12 <http://docs.docker.jp/v1.12/>
    v1.11 <http://docs.docker.jp/v1.11/>
    v1.10 <http://docs.docker.jp/v1.10/>