diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 2a70b076ba..5dd72cc460 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -1,7 +1,7 @@
 # PATH                                          OWNERS
 /.autogen/                                      @acid-chicken
 /.circleci/                                     @syuilo @acid-chicken
-/.config/                                       @syuilo @AyaMorisawa @mei23 @acid-chicken
+/.config/                                       @syuilo @AyaMorisawa @mei23 @acid-chicken @rinsuki
 # /.config/mongo_initdb_example.js              @khws4v1
 /.github/                                       @syuilo @AyaMorisawa @acid-chicken
 /.vscode/                                       @acid-chicken
@@ -12,7 +12,7 @@
 # /docs/*.fr.md                                 @BoFFire
 # /docs/docker.*.md                             @khws4v1
 /locales/                                       @syuilo
-/src/                                           @syuilo @AyaMorisawa @mei23 @acid-chicken
+/src/                                           @syuilo @AyaMorisawa @mei23 @acid-chicken @rinsuki
 # /src/crypto_key.cc                            @akihikodaki
 # /src/crypto_key.d.ts                          @akihikodaki
 /.dockerignore                                  @syuilo # @khws4v1
diff --git a/README.md b/README.md
index 172de33e72..2d7f32448b 100644
--- a/README.md
+++ b/README.md
@@ -88,12 +88,14 @@ Please see the [Contribution Guide](./CONTRIBUTING.md).
 		<td><img src="https://avatars0.githubusercontent.com/u/10798641?s=460&v=4" alt="AyaMorisawa" width="100"></td>
 		<td><img src="https://avatars1.githubusercontent.com/u/30769358?s=460&v=4" alt="mei23" width="100"></td>
 		<td><img src="https://avatars2.githubusercontent.com/u/20679825?s=460&v=4" alt="acid-chicken" width="100"></td>
+		<td><img src="https://avatars2.githubusercontent.com/u/6533808?s=460&v=4" alt="rinsuki" width="100"></td>
 	</tr>
 	<tr>
 		<td align="center"><a href="https://github.com/syuilo">@syuilo</a></td>
 		<td align="center"><a href="https://github.com/AyaMorisawa">@AyaMorisawa</a></td>
 		<td align="center"><a href="https://github.com/mei23">@mei23</a></td>
 		<td align="center"><a href="https://github.com/acid-chicken">@acid-chicken</a></td>
+		<td align="center"><a href="https://github.com/rinsuki">@rinsuki</a></td>
 	</tr>
 </table>
 
diff --git a/src/boot/master.ts b/src/boot/master.ts
index 4d360c7265..503f09c1f2 100644
--- a/src/boot/master.ts
+++ b/src/boot/master.ts
@@ -27,7 +27,7 @@ function greet() {
 		console.log(' ' + chalk.gray(v) + ('                        |___|\n'.substr(v.length)));
 		//#endregion
 
-		console.log(' Misskey is maintained by @syuilo, @AyaMorisawa, @mei23, and @acid-chicken.');
+		console.log(' Misskey is maintained by @syuilo, @AyaMorisawa, @mei23, @acid-chicken, and @rinsuki.');
 		console.log(chalk.keyword('orange')(' If you like Misskey, please donate to support development. https://www.patreon.com/syuilo'));
 
 		console.log('');