diff --git a/packages/core/integration-tests/test/react-refresh.js b/packages/core/integration-tests/test/react-refresh.js
index fd50b01d106..6e6d9c4cb69 100644
--- a/packages/core/integration-tests/test/react-refresh.js
+++ b/packages/core/integration-tests/test/react-refresh.js
@@ -286,11 +286,14 @@ async function setup(entry) {
   let bundleEvent: BuildEvent = await getNextBuild(b);
   invariant(bundleEvent.type === 'buildSuccess');
   let bundleGraph = bundleEvent.bundleGraph;
-  let dom = await JSDOM.JSDOM.fromURL('http:27.0.0.1:' + port + '/index.html', {
-    runScripts: 'dangerously',
-    resources: 'usable',
-    pretendToBeVisual: true,
-  });
+  let dom = await JSDOM.JSDOM.fromURL(
+    'http://127.0.0.1:' + port + '/index.html',
+    {
+      runScripts: 'dangerously',
+      resources: 'usable',
+      pretendToBeVisual: true,
+    },
+  );
   window = dom.window;
   await new Promise(res =>
     window.document.addEventListener('load', () => {
diff --git a/packages/core/integration-tests/test/scope-hoisting.js b/packages/core/integration-tests/test/scope-hoisting.js
index 41fb24d6a09..1919f174ed0 100644
--- a/packages/core/integration-tests/test/scope-hoisting.js
+++ b/packages/core/integration-tests/test/scope-hoisting.js
@@ -4,7 +4,6 @@ import nullthrows from 'nullthrows';
 import {normalizePath} from '@parcel/utils';
 import {createWorkerFarm} from '@parcel/core';
 import {md} from '@parcel/diagnostic';
-import {MemoryFS, OverlayFS} from '@parcel/fs';
 import {
   assertBundles,
   assertDependencyWasExcluded,
@@ -14,7 +13,6 @@ import {
   findAsset,
   findDependency,
   getNextBuild,
-  inputFS,
   mergeParcelOptions,
   outputFS,
   overlayFS,
@@ -5585,8 +5583,7 @@ describe('scope hoisting', function () {
     let workerFarm = createWorkerFarm({
       maxConcurrentWorkers: 0,
     });
-    let outputFS = new MemoryFS(workerFarm);
-    let overlayFS = new OverlayFS(outputFS, inputFS);
+
     let slowFooFS = new Proxy(overlayFS, waitHandler('foo.js', 'bar.js'));
 
     try {