diff --git a/.github/workflows/ci_codegen.yml b/.github/workflows/ci_codegen.yml
index f835adc6c..3a8a9d7cd 100644
--- a/.github/workflows/ci_codegen.yml
+++ b/.github/workflows/ci_codegen.yml
@@ -45,7 +45,7 @@ jobs:
 dafny-version: 4.2.0
 
 - name: Setup .NET Core SDK ${{ matrix.dotnet-version }}
- uses: actions/setup-dotnet@v3
+ uses: actions/setup-dotnet@v4
 with:
 dotnet-version: ${{ matrix.dotnet-version }}
 
</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/aws/aws-database-encryption-sdk-dynamodb/pull/943.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/aws/aws-database-encryption-sdk-dynamodb/pull/943.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>