diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index db4974631..841bf8bab 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [16]
+        node-version: [16, 18, 20]
 
     steps:
       - uses: actions/checkout@v3
diff --git a/packages/happy-dom/src/nodes/html-input-element/HTMLInputElementDateUtility.ts b/packages/happy-dom/src/nodes/html-input-element/HTMLInputElementDateUtility.ts
index f89e14658..0187c1a4a 100644
--- a/packages/happy-dom/src/nodes/html-input-element/HTMLInputElementDateUtility.ts
+++ b/packages/happy-dom/src/nodes/html-input-element/HTMLInputElementDateUtility.ts
@@ -14,8 +14,8 @@ export default class HTMLInputElementDateUtility {
 		date.setUTCDate(date.getUTCDate() - day + 3);
 		const firstThursday = date.getTime();
 		date.setUTCMonth(0, 1);
-		if (date.getDay() !== 4) {
-			date.setUTCMonth(0, 1 + ((4 - date.getDay() + 7) % 7));
+		if (date.getUTCDay() !== 4) {
+			date.setUTCMonth(0, 1 + ((4 - date.getUTCDay() + 7) % 7));
 		}
 		return (
 			date.getUTCFullYear() +
@@ -37,7 +37,7 @@ export default class HTMLInputElementDateUtility {
 		}
 		const date = new Date(`${Y}-01-01T00:00Z`);
 		const jan4th = new Date(`${Y}-01-04T00:00Z`);
-		const jan4thDay = (jan4th.getDay() + 6) % 7;
+		const jan4thDay = (jan4th.getUTCDay() + 6) % 7;
 		const ordinalDate = 1 + (Number(W) - 1) * 7 - jan4thDay + 3;
 		date.setUTCDate(ordinalDate);
 		if (date.getUTCFullYear() > Number(Y)) {
diff --git a/packages/happy-dom/test/nodes/html-input-element/HTMLInputElement.test.ts b/packages/happy-dom/test/nodes/html-input-element/HTMLInputElement.test.ts
index abceaa4c8..1c181aa39 100644
--- a/packages/happy-dom/test/nodes/html-input-element/HTMLInputElement.test.ts
+++ b/packages/happy-dom/test/nodes/html-input-element/HTMLInputElement.test.ts
@@ -390,6 +390,7 @@ describe('HTMLInputElement', () => {
 			{ type: 'time', value: '00:00', want: new Date('1970-01-01T00:00Z') },
 			{ type: 'time', value: '12:00', want: new Date('1970-01-01T12:00Z') },
 			{ type: 'time', value: '18:55', want: new Date('1970-01-01T18:55Z') },
+			{ type: 'week', value: '1981-W01', want: new Date('1980-12-29T00:00Z') },
 			{ type: 'week', value: '2023-W22', want: new Date('2023-05-29T00:00Z') }
 		])(`Should return valid date for type $type with valid value`, ({ type, value, want }) => {
 			element.type = type;
diff --git a/packages/happy-dom/test/window/Window.test.ts b/packages/happy-dom/test/window/Window.test.ts
index 39a4363af..41d2761e3 100644
--- a/packages/happy-dom/test/window/Window.test.ts
+++ b/packages/happy-dom/test/window/Window.test.ts
@@ -874,7 +874,7 @@ describe('Window', () => {
 					expect((<ErrorEvent>(<unknown>errorEvent)).error?.message).toBe('Test error');
 					expect((<ErrorEvent>(<unknown>errorEvent)).message).toBe('Test error');
 					resolve(null);
-				}, 15);
+				}, 20);
 			});
 		});
 	});
@@ -1030,7 +1030,7 @@ describe('Window', () => {
 					expect((<ErrorEvent>(<unknown>errorEvent)).error?.message).toBe('Test error');
 					expect((<ErrorEvent>(<unknown>errorEvent)).message).toBe('Test error');
 					resolve(null);
-				}, 10);
+				}, 20);
 			});
 		});
 	});
diff --git a/packages/uncaught-exception-observer/test/UncaughtExceptionObserver.test.ts b/packages/uncaught-exception-observer/test/UncaughtExceptionObserver.test.ts
index a3b42305f..7d5f9df22 100644
--- a/packages/uncaught-exception-observer/test/UncaughtExceptionObserver.test.ts
+++ b/packages/uncaught-exception-observer/test/UncaughtExceptionObserver.test.ts
@@ -70,15 +70,17 @@ async function itObservesUnhandledJavaScriptFetchRejections(): Promise<void> {
 	}
 
 	if (
-		errorEvent.error.message !==
-		'Fetch to "https://localhost:3000/404.js" failed. Error: connect ECONNREFUSED 127.0.0.1:3000'
+		!errorEvent.error.message.startsWith(
+			'Fetch to "https://localhost:3000/404.js" failed. Error: connect ECONNREFUSED'
+		)
 	) {
 		throw new Error('Error message not correct.');
 	}
 
 	if (
-		errorEvent.message !==
-		'Fetch to "https://localhost:3000/404.js" failed. Error: connect ECONNREFUSED 127.0.0.1:3000'
+		!errorEvent.message.startsWith(
+			'Fetch to "https://localhost:3000/404.js" failed. Error: connect ECONNREFUSED'
+		)
 	) {
 		throw new Error('Error message not correct.');
 	}