diff --git a/tests/main.spec.ts b/tests/main.spec.ts
index 2fc615e..1c02d3e 100644
--- a/tests/main.spec.ts
+++ b/tests/main.spec.ts
@@ -4,10 +4,10 @@ import { afterEach, beforeEach, describe, it } from 'mocha';
 import { Application } from 'spectron';
 import packageJson from '../package.json';
 
-describe('Application', function(): void {
+describe('Application', function() {
   this.timeout(10000);
 
-  beforeEach(function(): any {
+  beforeEach(function() {
     this.app = new Application({
       // @ts-ignore this does give the path to electron executable (hopefully platform agnostic)
       path: electron.default,
@@ -16,13 +16,13 @@ describe('Application', function(): void {
     return this.app.start();
   });
 
-  afterEach(function(): any {
+  afterEach(function() {
     if (this.app && this.app.isRunning()) {
       return this.app.stop();
     }
   });
 
-  it('shows an initial window @slow', function(): any {
+  it('shows an initial window @slow', function() {
     return this.app.client.getWindowCount().then((count: number) => {
       expect(count).to.be.gte(1);
     });
diff --git a/tests/main/services/web-crawler.spec.ts b/tests/main/services/web-crawler.spec.ts
index 4195e37..2b47fe9 100644
--- a/tests/main/services/web-crawler.spec.ts
+++ b/tests/main/services/web-crawler.spec.ts
@@ -5,7 +5,7 @@ import { Response } from 'node-fetch';
 import sinon from 'sinon';
 import { fetch } from '../../../src/main/services/web-crawler';
 
-describe('Web Crawler', function(): void {
+describe('Web Crawler', function() {
   this.timeout(2000);
 
   beforeEach(() => {
diff --git a/tests/tslint.json b/tests/tslint.json
index 4581e35..b7402cd 100644
--- a/tests/tslint.json
+++ b/tests/tslint.json
@@ -1,6 +1,7 @@
 {
   "extends": ["../tslint.json"],
   "rules": {
-    "no-magic-numbers": false
+    "no-magic-numbers": false,
+    "typedef": false
   }
 }