diff --git a/packages/backend/src/models/json-schema/drive-file.ts b/packages/backend/src/models/json-schema/drive-file.ts
index ca88cc0e3975..5ee1561c50c4 100644
--- a/packages/backend/src/models/json-schema/drive-file.ts
+++ b/packages/backend/src/models/json-schema/drive-file.ts
@@ -20,7 +20,7 @@ export const packedDriveFileSchema = {
 		name: {
 			type: 'string',
 			optional: false, nullable: false,
-			example: 'lenna.jpg',
+			example: '192.jpg',
 		},
 		type: {
 			type: 'string',
diff --git a/packages/backend/src/server/api/endpoints/admin/drive/show-file.ts b/packages/backend/src/server/api/endpoints/admin/drive/show-file.ts
index 459d8880fad3..a7136d8c8cc8 100644
--- a/packages/backend/src/server/api/endpoints/admin/drive/show-file.ts
+++ b/packages/backend/src/server/api/endpoints/admin/drive/show-file.ts
@@ -61,7 +61,7 @@ export const meta = {
 			name: {
 				type: 'string',
 				optional: false, nullable: false,
-				example: 'lenna.jpg',
+				example: '192.jpg',
 			},
 			type: {
 				type: 'string',
diff --git a/packages/backend/test/e2e/drive.ts b/packages/backend/test/e2e/drive.ts
index 828c5200ef0d..43a73163ebab 100644
--- a/packages/backend/test/e2e/drive.ts
+++ b/packages/backend/test/e2e/drive.ts
@@ -23,7 +23,7 @@ describe('Drive', () => {
 
 		const marker = Math.random().toString();
 
-		const url = 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/Lenna.jpg';
+		const url = 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/192.jpg';
 
 		const catcher = makeStreamCatcher(
 			alice,
@@ -41,14 +41,14 @@ describe('Drive', () => {
 		const file = await catcher;
 
 		assert.strictEqual(res.status, 204);
-		assert.strictEqual(file.name, 'Lenna.jpg');
+		assert.strictEqual(file.name, '192.jpg');
 		assert.strictEqual(file.type, 'image/jpeg');
 	});
 
 	test('ローカルからアップロードできる', async () => {
 		// APIレスポンスを直接使用するので utils.js uploadFile が通過することで成功とする
 
-		const res = await uploadFile(alice, { path: 'Lenna.jpg', name: 'テスト画像' });
+		const res = await uploadFile(alice, { path: '192.jpg', name: 'テスト画像' });
 
 		assert.strictEqual(res.body?.name, 'テスト画像.jpg');
 		assert.strictEqual(res.body.type, 'image/jpeg');
diff --git a/packages/backend/test/e2e/endpoints.ts b/packages/backend/test/e2e/endpoints.ts
index bc89dc37f4d8..5da83ce3f836 100644
--- a/packages/backend/test/e2e/endpoints.ts
+++ b/packages/backend/test/e2e/endpoints.ts
@@ -523,7 +523,7 @@ describe('Endpoints', () => {
 
 			assert.strictEqual(res.status, 200);
 			assert.strictEqual(typeof res.body === 'object' && !Array.isArray(res.body), true);
-			assert.strictEqual(res.body!.name, 'Lenna.jpg');
+			assert.strictEqual(res.body!.name, '192.jpg');
 		});
 
 		test('ファイルに名前を付けられる', async () => {
diff --git a/packages/backend/test/e2e/note.ts b/packages/backend/test/e2e/note.ts
index bda31d964074..7ce9f47bc308 100644
--- a/packages/backend/test/e2e/note.ts
+++ b/packages/backend/test/e2e/note.ts
@@ -41,7 +41,7 @@ describe('Note', () => {
 	});
 
 	test('ファイルを添付できる', async () => {
-		const file = await uploadUrl(alice, 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/Lenna.jpg');
+		const file = await uploadUrl(alice, 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/192.jpg');
 
 		const res = await api('notes/create', {
 			fileIds: [file.id],
@@ -53,7 +53,7 @@ describe('Note', () => {
 	}, 1000 * 10);
 
 	test('他人のファイルで怒られる', async () => {
-		const file = await uploadUrl(bob, 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/Lenna.jpg');
+		const file = await uploadUrl(bob, 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/192.jpg');
 
 		const res = await api('notes/create', {
 			text: 'test',
diff --git a/packages/backend/test/e2e/user-notes.ts b/packages/backend/test/e2e/user-notes.ts
index 331e053935f8..cc07c5ae71ac 100644
--- a/packages/backend/test/e2e/user-notes.ts
+++ b/packages/backend/test/e2e/user-notes.ts
@@ -17,8 +17,8 @@ describe('users/notes', () => {
 
 	beforeAll(async () => {
 		alice = await signup({ username: 'alice' });
-		const jpg = await uploadUrl(alice, 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/Lenna.jpg');
-		const png = await uploadUrl(alice, 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/Lenna.png');
+		const jpg = await uploadUrl(alice, 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/192.jpg');
+		const png = await uploadUrl(alice, 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/192.png');
 		jpgNote = await post(alice, {
 			fileIds: [jpg.id],
 		});
diff --git a/packages/backend/test/resources/192.jpg b/packages/backend/test/resources/192.jpg
new file mode 100644
index 000000000000..76374628e0ac
Binary files /dev/null and b/packages/backend/test/resources/192.jpg differ
diff --git a/packages/backend/test/resources/192.png b/packages/backend/test/resources/192.png
new file mode 100644
index 000000000000..15fd1e373121
Binary files /dev/null and b/packages/backend/test/resources/192.png differ
diff --git a/packages/backend/test/resources/Lenna.jpg b/packages/backend/test/resources/Lenna.jpg
deleted file mode 100644
index 6b5b32281c1f..000000000000
Binary files a/packages/backend/test/resources/Lenna.jpg and /dev/null differ
diff --git a/packages/backend/test/resources/Lenna.png b/packages/backend/test/resources/Lenna.png
deleted file mode 100644
index 59ef68aabd03..000000000000
Binary files a/packages/backend/test/resources/Lenna.png and /dev/null differ
diff --git a/packages/backend/test/unit/FileInfoService.ts b/packages/backend/test/unit/FileInfoService.ts
index 40d187f5a882..aa9b34b706f1 100644
--- a/packages/backend/test/unit/FileInfoService.ts
+++ b/packages/backend/test/unit/FileInfoService.ts
@@ -83,21 +83,21 @@ describe('FileInfoService', () => {
 
 	describe('IMAGE', () => {
 		test('Generic JPEG', async () => {
-			const path = `${resources}/Lenna.jpg`;
+			const path = `${resources}/192.jpg`;
 			const info = await fileInfoService.getFileInfo(path, { skipSensitiveDetection: true }) as any;
 			delete info.warnings;
 			delete info.blurhash;
 			delete info.sensitive;
 			delete info.porn;
 			assert.deepStrictEqual(info, {
-				size: 25360,
-				md5: '091b3f259662aa31e2ffef4519951168',
+				size: 5131,
+				md5: '8c9ed0677dd2b8f9f7472c3af247e5e3',
 				type: {
 					mime: 'image/jpeg',
 					ext: 'jpg',
 				},
-				width: 512,
-				height: 512,
+				width: 192,
+				height: 192,
 				orientation: undefined,
 			});
 		});
diff --git a/packages/backend/test/utils.ts b/packages/backend/test/utils.ts
index 86814fffe0e4..4aeedbc91709 100644
--- a/packages/backend/test/utils.ts
+++ b/packages/backend/test/utils.ts
@@ -296,7 +296,7 @@ export const uploadFile = async (user?: UserToken, { path, name, blob }: UploadO
 	body: misskey.entities.DriveFile | null
 }> => {
 	const absPath = path == null
-		? new URL('resources/Lenna.jpg', import.meta.url)
+		? new URL('resources/192.jpg', import.meta.url)
 		: isAbsolute(path.toString())
 			? new URL(path)
 			: new URL(path, new URL('resources/', import.meta.url));
diff --git a/packages/misskey-js/src/autogen/types.ts b/packages/misskey-js/src/autogen/types.ts
index b247fdcd6ebd..b1d35c8cb7a5 100644
--- a/packages/misskey-js/src/autogen/types.ts
+++ b/packages/misskey-js/src/autogen/types.ts
@@ -4235,7 +4235,7 @@ export type components = {
       id: string;
       /** Format: date-time */
       createdAt: string;
-      /** @example lenna.jpg */
+      /** @example 192.jpg */
       name: string;
       /** @example image/jpeg */
       type: string;
@@ -6491,7 +6491,7 @@ export type operations = {
              * @example 15eca7fba0480996e2245f5185bf39f2
              */
             md5: string;
-            /** @example lenna.jpg */
+            /** @example 192.jpg */
             name: string;
             /** @example image/jpeg */
             type: string;