diff --git a/platform/cli/src/commands/listPlugins.js b/platform/cli/src/commands/listPlugins.js
index 7903a7cfd..039f2ad48 100644
--- a/platform/cli/src/commands/listPlugins.js
+++ b/platform/cli/src/commands/listPlugins.js
@@ -1,5 +1,5 @@
 import fs from 'fs';
-import { prettyPrint } from './utils/index';
+import { prettyPrint } from './utils/index.js';
 import { colors } from './enums/index.js';
 
 const listPlugins = async configPath => {
diff --git a/platform/cli/src/commands/searchPlugins.js b/platform/cli/src/commands/searchPlugins.js
index 2ab6492e8..ef5e3af53 100644
--- a/platform/cli/src/commands/searchPlugins.js
+++ b/platform/cli/src/commands/searchPlugins.js
@@ -1,6 +1,6 @@
 import axios from 'axios';
 
-import { prettyPrint } from './utils/index';
+import { prettyPrint } from './utils/index.js';
 import { keywords, colors, endPoints } from './enums/index.js';
 
 async function searchRegistry(keyword) {
diff --git a/platform/cli/src/commands/unlinkPackage.js b/platform/cli/src/commands/unlinkPackage.js
index 2b9d3dcbd..8aaa9f871 100644
--- a/platform/cli/src/commands/unlinkPackage.js
+++ b/platform/cli/src/commands/unlinkPackage.js
@@ -1,7 +1,7 @@
 import { execa } from 'execa';
 import fs from 'fs';
 import path from 'path';
-import { validateYarn, removeExtensionFromConfig, removeModeFromConfig } from './utils/index';
+import { validateYarn, removeExtensionFromConfig, removeModeFromConfig } from './utils/index.js';
 
 const linkPackage = async (packageName, options, removeFromConfig) => {
   const { viewerDirectory } = options;
diff --git a/platform/docs/docs/development/playwright-testing.md b/platform/docs/docs/development/playwright-testing.md
index d55ec1198..679872399 100644
--- a/platform/docs/docs/development/playwright-testing.md
+++ b/platform/docs/docs/development/playwright-testing.md
@@ -15,7 +15,7 @@ If you would like to use a specific study, you can use the `studyInstanceUID` pr
 
 ```ts
 import { test } from '@playwright/test';
-import { visitStudy, checkForScreenshot, screenShotPaths } from './utils/index';
+import { visitStudy, checkForScreenshot, screenShotPaths } from './utils/index.js';
 
 test.beforeEach(async ({ page }) => {
   const studyInstanceUID = '2.16.840.1.114362.1.11972228.22789312658.616067305.306.2';
@@ -52,7 +52,7 @@ import {
   visitStudy,
   checkForScreenshot,
   screenshotPath,
-} from './utils/index';
+} from './utils/index.js';
 
 test.beforeEach(async ({ page }) => {
   const studyInstanceUID = '2.16.840.1.114362.1.11972228.22789312658.616067305.306.2';
@@ -84,7 +84,7 @@ import {
   checkForScreenshot,
   screenShotPaths,
   simulateDrag,
-} from './utils/index';
+} from './utils/index.js';
 
 test.beforeEach(async ({ page }) => {
   const studyInstanceUID = '2.16.840.1.114362.1.11972228.22789312658.616067305.306.2';
diff --git a/tests/MPR.spec.ts b/tests/MPR.spec.ts
index 4119ccaa0..66c711ada 100644
--- a/tests/MPR.spec.ts
+++ b/tests/MPR.spec.ts
@@ -1,5 +1,5 @@
 import { test } from '@playwright/test';
-import { visitStudy, checkForScreenshot, screenShotPaths } from './utils/index';
+import { visitStudy, checkForScreenshot, screenShotPaths } from './utils/index.js';
 
 test.beforeEach(async ({ page }) => {
   const studyInstanceUID = '1.3.6.1.4.1.14519.5.2.1.1706.8374.643249677828306008300337414785';