diff --git a/src/Frost.ts b/src/Frost.ts
index 19413ccb2..f41e407de 100644
--- a/src/Frost.ts
+++ b/src/Frost.ts
@@ -1,6 +1,6 @@
 import { getVerifiableClaimSigner } from '@po.et/poet-js'
 import { MongoClient } from 'mongodb'
-import * as Pino from 'pino'
+import Pino from 'pino'
 
 import { RestServer } from './api/RestServer'
 import { Router } from './api/Router'
diff --git a/src/api/RestServer.ts b/src/api/RestServer.ts
index 5ab2be082..01e650952 100644
--- a/src/api/RestServer.ts
+++ b/src/api/RestServer.ts
@@ -1,8 +1,8 @@
-import * as Koa from 'koa'
-import * as bodyParser from 'koa-bodyparser'
-import * as helmet from 'koa-helmet'
-import * as KoaRouter from 'koa-router'
-import * as cors from 'koa2-cors'
+import Koa from 'koa'
+import bodyParser from 'koa-bodyparser'
+import helmet from 'koa-helmet'
+import KoaRouter from 'koa-router'
+import cors from 'koa2-cors'
 
 import { securityHeaders } from '../securityHeaders'
 import { createModuleLogger, LoggingConfiguration } from '../utils/Logging/Logging'
diff --git a/src/api/Router.ts b/src/api/Router.ts
index cfb5ad227..e1daea591 100644
--- a/src/api/Router.ts
+++ b/src/api/Router.ts
@@ -1,4 +1,4 @@
-import * as KoaRouter from 'koa-router'
+import KoaRouter from 'koa-router'
 
 import { AccountController } from '../controllers/AccountController'
 import { ArchiveController } from '../controllers/ArchiveController'
diff --git a/src/controllers/AccountController.ts b/src/controllers/AccountController.ts
index 6bda94a0b..01d8e9bfd 100644
--- a/src/controllers/AccountController.ts
+++ b/src/controllers/AccountController.ts
@@ -1,6 +1,6 @@
 import { createIssuerFromPrivateKey, generateED25519Base58Keys } from '@po.et/poet-js'
 import { sign, verify } from 'jsonwebtoken'
-import * as Pino from 'pino'
+import Pino from 'pino'
 
 import { Token, TokenOptions } from '../api/Tokens'
 import { getApiKeyByNetwork, getTokenByNetwork } from '../api/tokens/CreateToken'
diff --git a/src/controllers/ArchiveController.ts b/src/controllers/ArchiveController.ts
index 2d6313890..d2f3b0f8f 100644
--- a/src/controllers/ArchiveController.ts
+++ b/src/controllers/ArchiveController.ts
@@ -1,4 +1,4 @@
-import * as Pino from 'pino'
+import Pino from 'pino'
 
 import { PoetNode } from '../daos/PoetNodeDao'
 import { FileTooBig, PoeAddressNotVerified, PoeBalanceInsufficient } from '../errors/errors'
diff --git a/src/controllers/WorkController.ts b/src/controllers/WorkController.ts
index 8656854f5..e5e127bbe 100644
--- a/src/controllers/WorkController.ts
+++ b/src/controllers/WorkController.ts
@@ -3,7 +3,7 @@ import {
   SignedVerifiableClaim,
   VerifiableClaimSigner,
 } from '@po.et/poet-js'
-import * as Pino from 'pino'
+import Pino from 'pino'
 import { pipeP } from 'ramda'
 
 import { PoetNode, WorkSearchFilters } from '../daos/PoetNodeDao'
diff --git a/src/daos/PoetNodeDao.ts b/src/daos/PoetNodeDao.ts
index cf2870974..97853b7aa 100644
--- a/src/daos/PoetNodeDao.ts
+++ b/src/daos/PoetNodeDao.ts
@@ -1,5 +1,5 @@
 import { SignedVerifiableClaim } from '@po.et/poet-js'
-import * as FormData from 'form-data'
+import FormData from 'form-data'
 import fetch from 'node-fetch'
 
 import { WorkNotFound } from '../errors/errors'
diff --git a/src/helpers/Erc20.ts b/src/helpers/Erc20.ts
index 3af9958dc..52e9bb4d0 100644
--- a/src/helpers/Erc20.ts
+++ b/src/helpers/Erc20.ts
@@ -1,6 +1,6 @@
 import Web3 = require('web3')
 
-import * as Erc20Abi from './Erc20Abi.json'
+import Erc20Abi from './Erc20Abi.json'
 
 interface Arguments {
   readonly ethereumUrl: string
diff --git a/src/helpers/uuid.ts b/src/helpers/uuid.ts
index e001598f0..6019ff8f9 100644
--- a/src/helpers/uuid.ts
+++ b/src/helpers/uuid.ts
@@ -1,4 +1,4 @@
-import * as uuidv4 from 'uuid/v4'
+import uuidv4 from 'uuid/v4'
 
 export const uuid4 = () => {
   const id = Buffer.alloc(16)
diff --git a/src/initVault.ts b/src/initVault.ts
index 2220fe9be..f124ff1da 100644
--- a/src/initVault.ts
+++ b/src/initVault.ts
@@ -1,7 +1,7 @@
 import { readFile as readFileCallback, writeFileSync, mkdirSync } from 'fs'
 import { homedir } from 'os'
 import * as path from 'path'
-import * as Pino from 'pino'
+import Pino from 'pino'
 import { promisify } from 'util'
 
 import { Configuration } from './configuration'
diff --git a/src/middlewares/logger.ts b/src/middlewares/logger.ts
index 44d8fa930..57d3e4b8e 100644
--- a/src/middlewares/logger.ts
+++ b/src/middlewares/logger.ts
@@ -1,4 +1,4 @@
-import * as Pino from 'pino'
+import Pino from 'pino'
 
 export const logger = (logger: (dirname: string) => Pino.Logger) => async (
   context: any,
diff --git a/src/middlewares/monitor.ts b/src/middlewares/monitor.ts
index d6bf953cc..ab9fd35a7 100644
--- a/src/middlewares/monitor.ts
+++ b/src/middlewares/monitor.ts
@@ -1,4 +1,4 @@
-import * as Koa from 'koa'
+import Koa from 'koa'
 const { map, lensPath, ifElse, compose, view, set, identity } = require('ramda')
 
 export const omitSecretsInUrl = (secrets: ReadonlyArray<string> = [], url: string = '') => {
diff --git a/src/utils/Logging/Logging.test.ts b/src/utils/Logging/Logging.test.ts
index 689a465bc..10a13ff44 100644
--- a/src/utils/Logging/Logging.test.ts
+++ b/src/utils/Logging/Logging.test.ts
@@ -1,5 +1,5 @@
 import { EventEmitter } from 'events'
-import * as Pino from 'pino'
+import Pino from 'pino'
 import { describe } from 'riteway'
 import { spy } from 'sinon'
 import {
diff --git a/src/utils/Logging/Logging.ts b/src/utils/Logging/Logging.ts
index 78fcc93f8..13faa5f3a 100644
--- a/src/utils/Logging/Logging.ts
+++ b/src/utils/Logging/Logging.ts
@@ -1,5 +1,5 @@
 import { basename } from 'path'
-import * as Pino from 'pino'
+import Pino from 'pino'
 
 export interface LoggingConfiguration {
   readonly loggingLevel: string
diff --git a/src/utils/Vault/Vault.ts b/src/utils/Vault/Vault.ts
index 43bf57b63..08efb914c 100644
--- a/src/utils/Vault/Vault.ts
+++ b/src/utils/Vault/Vault.ts
@@ -1,4 +1,4 @@
-import * as VaultLib from 'node-vault'
+import VaultLib from 'node-vault'
 import { Options } from './Options'
 
 export namespace Vault {
diff --git a/tsconfig.json b/tsconfig.json
index deec7114b..6ecee589c 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -11,6 +11,7 @@
     "sourceMap": true,
     "outDir": "./dist",
     "baseUrl": "./src",
+    "esModuleInterop": true,
     "paths": {
       "test/*" : ["../test/*"],
       "expect": ["../test/utils/expect"]