diff --git a/requirements.txt b/requirements.txt
index aa7eb51..d413f83 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,8 @@
 brotli==1.0.9; python_version>= "2.7" and python_full_version < "3.0.0" or python_full_version>= "3.3.0"
 click==7.1.2; python_version>= "2.7" and python_full_version < "3.0.0" or python_full_version>= "3.5.0"
 dash-core-components==1.14.0
+dash-renderer==1.9.0
 dash-html-components==1.1.2
-dash-renderer==1.8.3
 dash-table==4.11.2
 dash==1.18.0; (python_version>= "2.7" and python_full_version < "3.0.0") or (python_full_version>= "3.3.0")
 ddtrace==0.44.0; (python_version>= "2.7" and python_full_version < "3.0.0") or (python_full_version>= "3.5.0")
</div><div class="naked_ctrl">
<form action="/index.cgi/contrast" 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://patch-diff.githubusercontent.com/raw/toddbirchard/plotlydash-flask-tutorial/pull/76.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://patch-diff.githubusercontent.com/raw/toddbirchard/plotlydash-flask-tutorial/pull/76.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" selected="selected">配色反転</option>
<option value="larger-text">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>