diff --git a/.gitignore b/.gitignore
index 9cc95ce..bd899bf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -32,3 +32,5 @@ vendor/
 
 # Generated chrome extension
 public/
+web-ext-artifacts/
+.web-extension-id
diff --git a/assets/js/core/WakaTimeCore.js b/assets/js/core/WakaTimeCore.js
index e184539..01a07cd 100644
--- a/assets/js/core/WakaTimeCore.js
+++ b/assets/js/core/WakaTimeCore.js
@@ -253,4 +253,4 @@ class WakaTimeCore {
 
 }
 
-export default WakaTimeCore;
+//export default WakaTimeCore;
diff --git a/tests/helpers/changeExtensionIcon.spec.js b/tests/helpers/changeExtensionIcon.spec.js
index 414320e..a086557 100644
--- a/tests/helpers/changeExtensionIcon.spec.js
+++ b/tests/helpers/changeExtensionIcon.spec.js
@@ -1,7 +1,7 @@
 var chai = require('chai');
 var expect = chai.expect;
 
-import changeExtensionIcon from '../../assets/js/helpers/changeExtensionIcon';
+//import changeExtensionIcon from '../../assets/js/helpers/changeExtensionIcon';
 
 describe('changeExtensionIcon', function() {
     it('should be a function', function() {
diff --git a/tests/helpers/changeExtensionState.spec.js b/tests/helpers/changeExtensionState.spec.js
index 050dcd8..d3570f0 100644
--- a/tests/helpers/changeExtensionState.spec.js
+++ b/tests/helpers/changeExtensionState.spec.js
@@ -1,7 +1,7 @@
 var chai = require('chai');
 var expect = chai.expect;
 
-import changeExtensionState from '../../assets/js/helpers/changeExtensionState';
+//import changeExtensionState from '../../assets/js/helpers/changeExtensionState';
 
 describe('changeExtensionState', function() {
     it('should be a function', function() {
diff --git a/tests/helpers/changeExtensionTooltip.spec.js b/tests/helpers/changeExtensionTooltip.spec.js
index d47a10a..300450b 100644
--- a/tests/helpers/changeExtensionTooltip.spec.js
+++ b/tests/helpers/changeExtensionTooltip.spec.js
@@ -3,7 +3,7 @@ var sinon = require('sinon-chai');
 var chrome = require('sinon-chrome');
 var expect = chai.expect;
 
-import changeExtensionTooltip from '../../assets/js/helpers/changeExtensionTooltip';
+//import changeExtensionTooltip from '../../assets/js/helpers/changeExtensionTooltip';
 
 describe('changeExtensionTooltip', function() {
     it('should be a function', function() {
diff --git a/tests/helpers/contains.spec.js b/tests/helpers/contains.spec.js
index f7da909..3cdedfb 100644
--- a/tests/helpers/contains.spec.js
+++ b/tests/helpers/contains.spec.js
@@ -1,7 +1,7 @@
 var chai = require('chai');
 var expect = chai.expect;
 
-import contains from '../../assets/js/helpers/contains';
+//import contains from '../../assets/js/helpers/contains';
 
 describe('contains', function() {
     it('should be a function', function() {
diff --git a/tests/helpers/getDomainFromUrl.spec.js b/tests/helpers/getDomainFromUrl.spec.js
index a96de1f..dd4f32e 100644
--- a/tests/helpers/getDomainFromUrl.spec.js
+++ b/tests/helpers/getDomainFromUrl.spec.js
@@ -1,7 +1,7 @@
 var chai = require('chai');
 var expect = chai.expect;
 
-import getDomainFromUrl from '../../assets/js/helpers/getDomainFromUrl';
+//import getDomainFromUrl from '../../assets/js/helpers/getDomainFromUrl';
 
 describe('getDomainFromUrl', function() {
     it('should be a function', function() {
diff --git a/tests/helpers/in_array.spec.js b/tests/helpers/in_array.spec.js
index 0eda2a3..2fd1070 100644
--- a/tests/helpers/in_array.spec.js
+++ b/tests/helpers/in_array.spec.js
@@ -1,7 +1,7 @@
 var chai = require('chai');
 var expect = chai.expect;
 
-import in_array from '../../assets/js/helpers/in_array';
+//import in_array from '../../assets/js/helpers/in_array';
 
 describe('in_array', function() {
     it('should be a function', function() {