diff --git a/crypto/ts/__tests__/AccQueue.test.ts b/crypto/ts/__tests__/AccQueue.test.ts
index dcfa915b3b..835d65a6c3 100644
--- a/crypto/ts/__tests__/AccQueue.test.ts
+++ b/crypto/ts/__tests__/AccQueue.test.ts
@@ -7,7 +7,8 @@ import {
 } from '../'
 import { testMerge, testMergeExhaustive, testMergeShortest, testMergeShortestOne } from './utils'
 
-describe('AccQueue', () => {
+describe('AccQueue', function () {
+    this.timeout(100000)
     describe('Enqueue', () => {
         describe('Binary AccQueue', () => {
             const HASH_LENGTH = 2
diff --git a/crypto/ts/__tests__/Crypto.test.ts b/crypto/ts/__tests__/Crypto.test.ts
index dc01ee47a1..5fc234fa2e 100644
--- a/crypto/ts/__tests__/Crypto.test.ts
+++ b/crypto/ts/__tests__/Crypto.test.ts
@@ -18,7 +18,8 @@ import {
 } from '../'
 
 
-describe('Cryptographic operations', () => {
+describe('Cryptographic operations', function() {
+    this.timeout(100000)
     const { privKey, pubKey } = genKeypair()
     const k = genKeypair()
 
diff --git a/domainobjs/ts/__tests__/DomainObjs.test.ts b/domainobjs/ts/__tests__/DomainObjs.test.ts
index 211aaabd64..89f5bda563 100644
--- a/domainobjs/ts/__tests__/DomainObjs.test.ts
+++ b/domainobjs/ts/__tests__/DomainObjs.test.ts
@@ -18,7 +18,9 @@ import {
     genRandomSalt,
 } from 'maci-crypto'
 
-describe('Domain objects', () => {
+describe('Domain objects', function() {
+    this.timeout(100000)
+
     const { privKey, pubKey } = new Keypair()
     const k = new Keypair()
 
diff --git a/integrationTests/ts/__tests__/deployPollWithRandomSigner.test.ts b/integrationTests/ts/__tests__/deployPollWithRandomSigner.test.ts
index 9cd4487a31..b87842f856 100644
--- a/integrationTests/ts/__tests__/deployPollWithRandomSigner.test.ts
+++ b/integrationTests/ts/__tests__/deployPollWithRandomSigner.test.ts
@@ -25,7 +25,7 @@ async function getPollDuration(providerUrl: string, maci: string, pollId: number
 }
 
 describe('Test deployPollWithSigner', function() {
-    this.timeout(3000000)
+    this.timeout(5000000)
     const data = loadData('suites.json')
     const test = data.suites[0]
     it(test.description, async () => {
diff --git a/integrationTests/ts/__tests__/suites.test.ts b/integrationTests/ts/__tests__/suites.test.ts
index 66c3821eb5..169d9fcf9f 100644
--- a/integrationTests/ts/__tests__/suites.test.ts
+++ b/integrationTests/ts/__tests__/suites.test.ts
@@ -7,7 +7,7 @@ import {
 } from './suites'
 
 describe('Test suites', function() {
-    this.timeout(3000000)
+    this.timeout(5000000)
     const data = loadData('suites.json')
     for (const test of data.suites) {
         it(test.description, async () => {