diff --git a/packages/happy-dom/src/location/URL.ts b/packages/happy-dom/src/location/URL.ts
index c1fd73c6b..569577d78 100644
--- a/packages/happy-dom/src/location/URL.ts
+++ b/packages/happy-dom/src/location/URL.ts
@@ -1,5 +1,5 @@
 const URL_REGEXP =
-	/(https?:)\/\/([-a-zA-Z0-9@:%._\+~#=]{2,256}[a-z]{2,6})(:[0-9]*)?([-a-zA-Z0-9@:%_\+.~c&//=]*)(\?[^#]*)?(#.*)?/;
+	/(https?:)*\/\/([-a-zA-Z0-9@:%._\+~#=]{2,256}[a-z]{2,6})(:[0-9]*)?([-a-zA-Z0-9@:%_\+.~c&//=]*)(\?[^#]*)?(#.*)?/;
 const PATH_REGEXP = /([-a-zA-Z0-9@:%_\+.~c&//=]*)(\?[^#]*)?(#.*)?/;
 
 /**
@@ -85,7 +85,7 @@ export default class URL {
 			this.protocol = match[1] || '';
 			this.hostname = hostnamePart.length > 1 ? hostnamePart[1] : hostnamePart[0];
 			this.port = match[3] || '';
-			this.pathname = match[4] || '';
+			this.pathname = match[4] || '/';
 			this.search = match[5] || '';
 			this.hash = match[6] || '';
 			this.username = credentialsPart ? credentialsPart[0] : '';
diff --git a/packages/happy-dom/test/location/URL.test.ts b/packages/happy-dom/test/location/URL.test.ts
index 806ab863d..7a8477f49 100644
--- a/packages/happy-dom/test/location/URL.test.ts
+++ b/packages/happy-dom/test/location/URL.test.ts
@@ -49,5 +49,21 @@ describe('URL', () => {
 			expect(url.host).toBe('google.com:8080');
 			expect(url.origin).toBe('https://google.com:8080');
 		});
+		it('Parses "https://google.com".', () => {
+			const formatHref = 'https://google.com/';
+			const href = 'https://google.com';
+			const url = new URL(href);
+			expect(url.href).toBe(formatHref);
+			expect(url.protocol).toBe('https:');
+			expect(url.hostname).toBe('google.com');
+			expect(url.port).toBe('');
+			expect(url.pathname).toBe('/');
+			expect(url.search).toBe('');
+			expect(url.hash).toBe('');
+			expect(url.username).toBe('');
+			expect(url.password).toBe('');
+			expect(url.host).toBe('google.com');
+			expect(url.origin).toBe('https://google.com');
+		});
 	});
 });