diff --git a/packages/astro/e2e/lit-component.test.js b/packages/astro/e2e/lit-component.test.js
index d73005b278f7..37f8d9eed852 100644
--- a/packages/astro/e2e/lit-component.test.js
+++ b/packages/astro/e2e/lit-component.test.js
@@ -8,10 +8,6 @@ const test = testFactory({
 // TODO: configure playwright to handle web component APIs
 // https://github.com/microsoft/playwright/issues/14241
 test.describe('Lit components', () => {
-	test.beforeAll(() => {
-		delete globalThis.window;
-	});
-
 	test.describe('Development', () => {
 		let devServer;
 		const t = test.extend({});
@@ -158,7 +154,6 @@ test.describe('Lit components', () => {
 		const t = test.extend({});
 
 		t.beforeAll(async ({ astro }) => {
-			delete globalThis.window;
 			// Playwright's Node version doesn't have these functions, so stub them.
 			process.stdout.clearLine = () => {};
 			process.stdout.cursorTo = () => {};
diff --git a/packages/astro/test/ssr-lit.test.js b/packages/astro/test/ssr-lit.test.js
index 98d58b395acd..d9f70fe7e14b 100644
--- a/packages/astro/test/ssr-lit.test.js
+++ b/packages/astro/test/ssr-lit.test.js
@@ -25,7 +25,6 @@ describe('Lit integration in SSR', () => {
 	}
 
 	it('Is able to load', async () => {
-		delete globalThis.window; // On Windows this results in `ReferenceError: window is not defined`
 		const html = await fetchHTML('/');
 		const $ = cheerioLoad(html);
 		expect($('#win').text()).to.equal('function');