diff --git a/Puppetfile b/Puppetfile
index da090edc4..6a61b5674 100644
--- a/Puppetfile
+++ b/Puppetfile
@@ -212,7 +212,7 @@ mod 'rsync',
 
 mod 'stdlib',
 :git => 'https://github.com/puppetlabs/puppetlabs-stdlib',
- :ref => '4.16.0'
+ :ref => '4.17.1'
 
 mod 'vcsrepo',
 :git => 'https://github.com/puppetlabs/puppetlabs-vcsrepo',
diff --git a/external_modules.txt b/external_modules.txt
index f88313393..9391710da 100644
--- a/external_modules.txt
+++ b/external_modules.txt
@@ -13,7 +13,7 @@ puppetlabs/puppetlabs-mysql
 puppetlabs/puppetlabs-postgresql
 puppetlabs/puppetlabs-rabbitmq
 puppetlabs/puppetlabs-rsync
-puppetlabs/puppetlabs-stdlib,4.16.0
+puppetlabs/puppetlabs-stdlib
 puppetlabs/puppetlabs-vcsrepo
 puppetlabs/puppetlabs-xinetd
 saz/puppet-memcached
</div><div class="naked_ctrl">
<form action="/index.cgi/larger-text" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://opendev.org/openstack/puppet-openstack-integration/commit/8b441fe60fc58b6530afeec2509a4ff9cea3c991.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://opendev.org/openstack/puppet-openstack-integration/commit/8b441fe60fc58b6530afeec2509a4ff9cea3c991.diff" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast">配色反転</option>
<option value="larger-text" selected="selected">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>