diff --git a/packages/backend/migration/1695334243217-add-post-lang.js b/packages/backend/migration/1695334243217-add-post-lang.js
index f41426b4e..7e8618953 100644
--- a/packages/backend/migration/1695334243217-add-post-lang.js
+++ b/packages/backend/migration/1695334243217-add-post-lang.js
@@ -1,11 +1,13 @@
 export class AddPostLang1695334243217 {
-    name = 'AddPostLang1695334243217'
+	name = "AddPostLang1695334243217";
 
-    async up(queryRunner) {
-        await queryRunner.query(`ALTER TABLE "note" ADD "lang" character varying(10)`);
-    }
+	async up(queryRunner) {
+		await queryRunner.query(
+			`ALTER TABLE "note" ADD "lang" character varying(10)`,
+		);
+	}
 
-    async down(queryRunner) {
-        await queryRunner.query(`ALTER TABLE "note" DROP COLUMN "lang"`);
-    }
+	async down(queryRunner) {
+		await queryRunner.query(`ALTER TABLE "note" DROP COLUMN "lang"`);
+	}
 }
diff --git a/packages/backend/src/remote/activitypub/models/note.ts b/packages/backend/src/remote/activitypub/models/note.ts
index fa01046f2..b2354bba6 100644
--- a/packages/backend/src/remote/activitypub/models/note.ts
+++ b/packages/backend/src/remote/activitypub/models/note.ts
@@ -314,11 +314,15 @@ export async function createNote(
 		text = note.source.content;
 		if (note.contentMap != null) {
 			const key = Object.keys(note.contentMap)[0];
-			lang = Object.keys(langmap).includes(key) ? key.trim().split("-")[0].split("@")[0] : null;
+			lang = Object.keys(langmap).includes(key)
+				? key.trim().split("-")[0].split("@")[0]
+				: null;
 		}
 	} else if (note.contentMap != null) {
 		const entry = Object.entries(note.contentMap)[0];
-		lang = Object.keys(langmap).includes(entry[0]) ? entry[0].trim().split("-")[0].split("@")[0] : null;
+		lang = Object.keys(langmap).includes(entry[0])
+			? entry[0].trim().split("-")[0].split("@")[0]
+			: null;
 		text = htmlToMfm(entry[1], note.tag);
 	} else if (typeof note.content === "string") {
 		text = htmlToMfm(note.content, note.tag);
@@ -584,11 +588,15 @@ export async function updateNote(value: string | IObject, resolver?: Resolver) {
 		text = post.source.content;
 		if (post.contentMap != null) {
 			const key = Object.keys(post.contentMap)[0];
-			lang = Object.keys(langmap).includes(key) ? key.trim().split("-")[0].split("@")[0] : null;
+			lang = Object.keys(langmap).includes(key)
+				? key.trim().split("-")[0].split("@")[0]
+				: null;
 		}
 	} else if (post.contentMap != null) {
 		const entry = Object.entries(post.contentMap)[0];
-		lang = Object.keys(langmap).includes(entry[0]) ? entry[0].trim().split("-")[0].split("@")[0] : null;
+		lang = Object.keys(langmap).includes(entry[0])
+			? entry[0].trim().split("-")[0].split("@")[0]
+			: null;
 		text = htmlToMfm(entry[1], post.tag);
 	} else if (typeof post.content === "string") {
 		text = htmlToMfm(post.content, post.tag);
diff --git a/packages/backend/src/remote/activitypub/renderer/note.ts b/packages/backend/src/remote/activitypub/renderer/note.ts
index 19db792f8..4c7650e8c 100644
--- a/packages/backend/src/remote/activitypub/renderer/note.ts
+++ b/packages/backend/src/remote/activitypub/renderer/note.ts
@@ -116,9 +116,11 @@ export default async function renderNote(
 	);
 
 	const lang = note.lang ?? detectLanguage(text);
-	const contentMap = lang ? {
-		[lang]: content
-	} : null;
+	const contentMap = lang
+		? {
+				[lang]: content,
+		  }
+		: null;
 
 	const emojis = await getEmojis(note.emojis);
 	const apemojis = emojis.map((emoji) => renderEmoji(emoji));
diff --git a/packages/backend/src/server/api/endpoints/notes/edit.ts b/packages/backend/src/server/api/endpoints/notes/edit.ts
index 8d825cf61..9add57670 100644
--- a/packages/backend/src/server/api/endpoints/notes/edit.ts
+++ b/packages/backend/src/server/api/endpoints/notes/edit.ts
@@ -379,7 +379,8 @@ export default define(meta, paramDef, async (ps, user) => {
 	}
 
 	if (ps.lang) {
-		if (!Object.keys(langmap).includes(ps.lang.trim())) throw new Error("invalid param");
+		if (!Object.keys(langmap).includes(ps.lang.trim()))
+			throw new Error("invalid param");
 		ps.lang = ps.lang.trim().split("-")[0].split("@")[0];
 	} else if (ps.text) {
 		ps.lang = detectLanguage(ps.text);
diff --git a/packages/backend/src/services/note/create.ts b/packages/backend/src/services/note/create.ts
index 080925048..dcd2428fe 100644
--- a/packages/backend/src/services/note/create.ts
+++ b/packages/backend/src/services/note/create.ts
@@ -280,7 +280,8 @@ export default async (
 		}
 
 		if (data.lang) {
-			if (!Object.keys(langmap).includes(data.lang.trim())) throw new Error("invalid param");
+			if (!Object.keys(langmap).includes(data.lang.trim()))
+				throw new Error("invalid param");
 			data.lang = data.lang.trim().split("-")[0].split("@")[0];
 		} else if (data.text) {
 			data.lang = detectLanguage(data.text);
diff --git a/packages/client/src/components/MkNote.vue b/packages/client/src/components/MkNote.vue
index 73e3ed573..3581cd239 100644
--- a/packages/client/src/components/MkNote.vue
+++ b/packages/client/src/components/MkNote.vue
@@ -97,7 +97,11 @@
 			<div class="main">
 				<div class="header-container">
 					<MkAvatar class="avatar" :user="appearNote.user" />
-					<XNoteHeader class="header" :note="appearNote" :can-open-server-info="true" />
+					<XNoteHeader
+						class="header"
+						:note="appearNote"
+						:can-open-server-info="true"
+					/>
 				</div>
 				<div class="body">
 					<MkSubNoteContent
diff --git a/packages/client/src/components/MkNoteHeader.vue b/packages/client/src/components/MkNoteHeader.vue
index f6975289f..2b6eb217c 100644
--- a/packages/client/src/components/MkNoteHeader.vue
+++ b/packages/client/src/components/MkNoteHeader.vue
@@ -74,9 +74,15 @@ const showTicker =
 		note.value.user.instance);
 
 function openServerInfo() {
-	if (props.canOpenServerInfo && !defaultStore.state.openServerInfo || !note.value.user.instance) return;
+	if (
+		(props.canOpenServerInfo && !defaultStore.state.openServerInfo) ||
+		!note.value.user.instance
+	)
+		return;
 	const instanceInfoUrl =
-		props.host == null ? "/about" : `/instance-info/${note.value.user.instance}`;
+		props.host == null
+			? "/about"
+			: `/instance-info/${note.value.user.instance}`;
 	pageWindow(instanceInfoUrl);
 }
 </script>