diff --git a/packages/backend/test/api-visibility.ts b/packages/backend/test/api-visibility.ts
index 0cde9ec35..6f1d51a67 100644
--- a/packages/backend/test/api-visibility.ts
+++ b/packages/backend/test/api-visibility.ts
@@ -8,6 +8,7 @@ describe('API visibility', () => {
 	let p: childProcess.ChildProcess;
 
 	before(async () => {
+		this.timeout(0);
 		p = await startServer();
 	});
 
diff --git a/packages/backend/test/api.ts b/packages/backend/test/api.ts
index b1b2ecafc..ae46ae92d 100644
--- a/packages/backend/test/api.ts
+++ b/packages/backend/test/api.ts
@@ -11,6 +11,7 @@ describe('API', () => {
 	let carol: any;
 
 	before(async () => {
+		this.timeout(0);
 		p = await startServer();
 		alice = await signup({ username: 'alice' });
 		bob = await signup({ username: 'bob' });
diff --git a/packages/backend/test/block.ts b/packages/backend/test/block.ts
index 2bcfbcb6e..ec5d54ca0 100644
--- a/packages/backend/test/block.ts
+++ b/packages/backend/test/block.ts
@@ -13,6 +13,8 @@ describe('Block', () => {
 	let carol: any;
 
 	before(async () => {
+		this.timeout(0);
+
 		p = await startServer();
 		alice = await signup({ username: 'alice' });
 		bob = await signup({ username: 'bob' });
@@ -65,9 +67,9 @@ describe('Block', () => {
 		assert.strictEqual(res.body.error.code, 'BLOCKED');
 	}));
 
-	// TODO: test that blocked user cannot be included in user list
+	it('cannot include blocked users in user lists');
 
-	// TODO: test that blocked user is removed from user list
+	it('removes users from user lists');
 
 	it('local timeline does not contain blocked users', async(async () => {
 		const aliceNote = await post(alice);
diff --git a/packages/backend/test/fetch-resource.ts b/packages/backend/test/fetch-resource.ts
index ddb0e94b8..2bdd7a7e2 100644
--- a/packages/backend/test/fetch-resource.ts
+++ b/packages/backend/test/fetch-resource.ts
@@ -23,6 +23,7 @@ describe('Fetch resource', () => {
 	let alicesPost: any;
 
 	before(async () => {
+		this.timeout(0);
 		p = await startServer();
 		alice = await signup({ username: 'alice' });
 		alicesPost = await post(alice, {
diff --git a/packages/backend/test/ff-visibility.ts b/packages/backend/test/ff-visibility.ts
index 65feaba74..59b94e135 100644
--- a/packages/backend/test/ff-visibility.ts
+++ b/packages/backend/test/ff-visibility.ts
@@ -12,6 +12,8 @@ describe('FF visibility', () => {
 	let follower: any;
 
 	before(async () => {
+		this.timeout(0);
+
 		p = await startServer();
 		alice = await signup({ username: 'alice' });
 		bob = await signup({ username: 'bob' });
diff --git a/packages/backend/test/mute.ts b/packages/backend/test/mute.ts
index 465633973..602623f4b 100644
--- a/packages/backend/test/mute.ts
+++ b/packages/backend/test/mute.ts
@@ -13,6 +13,8 @@ describe('Mute', () => {
 	let carol: any;
 
 	before(async () => {
+		this.timeout(0);
+
 		p = await startServer();
 		alice = await signup({ username: 'alice' });
 		bob = await signup({ username: 'bob' });
diff --git a/packages/backend/test/note.ts b/packages/backend/test/note.ts
index 9cd5c650b..1f7cf8f03 100644
--- a/packages/backend/test/note.ts
+++ b/packages/backend/test/note.ts
@@ -13,6 +13,8 @@ describe('Note', () => {
 	let bob: any;
 
 	before(async () => {
+		this.timeout(0);
+
 		p = await startServer();
 		const connection = await initTestDb(true);
 		Notes = connection.getRepository(Note);
diff --git a/packages/backend/test/services/blocking.ts b/packages/backend/test/services/blocking.ts
index 41e5ef5be..2f72972f2 100644
--- a/packages/backend/test/services/blocking.ts
+++ b/packages/backend/test/services/blocking.ts
@@ -14,6 +14,8 @@ describe('Creating a block activity', () => {
 	let carol: any;
 
 	before(async () => {
+		this.timeout(0);
+
 		await initTestDb();
 		p = await startServer();
 		alice = await signup({ username: 'alice' });
diff --git a/packages/backend/test/streaming.ts b/packages/backend/test/streaming.ts
index 621d07f9c..dd0e814d4 100644
--- a/packages/backend/test/streaming.ts
+++ b/packages/backend/test/streaming.ts
@@ -38,6 +38,8 @@ describe('Streaming', () => {
 		let list: any;
 
 		before(async () => {
+			this.timeout(0);
+
 			p = await startServer();
 			const connection = await initTestDb(true);
 			Followings = connection.getRepository(Following);
diff --git a/packages/backend/test/thread-mute.ts b/packages/backend/test/thread-mute.ts
index cd3e51939..d1338fd3b 100644
--- a/packages/backend/test/thread-mute.ts
+++ b/packages/backend/test/thread-mute.ts
@@ -12,6 +12,8 @@ describe('Note thread mute', () => {
 	let carol: any;
 
 	before(async () => {
+		this.timeout(0);
+
 		p = await startServer();
 		alice = await signup({ username: 'alice' });
 		bob = await signup({ username: 'bob' });
diff --git a/packages/backend/test/user-notes.ts b/packages/backend/test/user-notes.ts
index 4447754d6..31a66dbd2 100644
--- a/packages/backend/test/user-notes.ts
+++ b/packages/backend/test/user-notes.ts
@@ -13,6 +13,8 @@ describe('users/notes', () => {
 	let jpgPngNote: any;
 
 	before(async () => {
+		this.timeout(0);
+
 		p = await startServer();
 		alice = await signup({ username: 'alice' });
 		const jpg = await uploadUrl(alice, 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/Lenna.jpg');