diff --git a/packages/happy-dom/src/nodes/document/Document.ts b/packages/happy-dom/src/nodes/document/Document.ts
index b5afb670..7092f9bb 100644
--- a/packages/happy-dom/src/nodes/document/Document.ts
+++ b/packages/happy-dom/src/nodes/document/Document.ts
@@ -1148,7 +1148,7 @@ export default class Document extends Node {
 			);
 		}
 		// We should use the NodeFactory and not the class constructor, so that owner document will be this document
-		return NodeFactory.createNode(this, Text, String(data));
+		return NodeFactory.createNode(this, this[PropertySymbol.window].Text, String(data));
 	}
 
 	/**
@@ -1164,7 +1164,7 @@ export default class Document extends Node {
 			);
 		}
 		// We should use the NodeFactory and not the class constructor, so that owner document will be this document
-		return NodeFactory.createNode(this, Comment, String(data));
+		return NodeFactory.createNode(this, this[PropertySymbol.window].Comment, String(data));
 	}
 
 	/**
@@ -1174,7 +1174,7 @@ export default class Document extends Node {
 	 */
 	public createDocumentFragment(): DocumentFragment {
 		// We should use the NodeFactory and not the class constructor, so that owner document will be this document
-		return NodeFactory.createNode(this, DocumentFragment);
+		return NodeFactory.createNode(this, this[PropertySymbol.window].DocumentFragment);
 	}
 
 	/**
@@ -1232,7 +1232,7 @@ export default class Document extends Node {
 	 */
 	public createAttributeNS(namespaceURI: string, qualifiedName: string): Attr {
 		// We should use the NodeFactory and not the class constructor, so that owner document will be this document
-		const attribute = NodeFactory.createNode(this, Attr);
+		const attribute = NodeFactory.createNode(this, this[PropertySymbol.window].Attr);
 
 		const parts = qualifiedName.split(':');
 		attribute[PropertySymbol.namespaceURI] = namespaceURI;
@@ -1335,7 +1335,7 @@ export default class Document extends Node {
 			);
 		}
 		// We should use the NodeFactory and not the class constructor, so that owner document will be this document
-		const element = NodeFactory.createNode(this, ProcessingInstruction);
+		const element = NodeFactory.createNode(this, this[PropertySymbol.window].ProcessingInstruction);
 
 		element[PropertySymbol.data] = data;
 		element[PropertySymbol.target] = target;
diff --git a/packages/happy-dom/test/nodes/document/Document.test.ts b/packages/happy-dom/test/nodes/document/Document.test.ts
index 3de45d60..a5a5c330 100644
--- a/packages/happy-dom/test/nodes/document/Document.test.ts
+++ b/packages/happy-dom/test/nodes/document/Document.test.ts
@@ -1136,7 +1136,7 @@ describe('Document', () => {
 		it('Creates an Attr node.', () => {
 			const attribute = document.createAttribute('KEY1');
 
-			expect(attribute instanceof Attr).toBe(true);
+			expect(attribute instanceof window.Attr).toBe(true);
 
 			expect(attribute.value).toBe(null);
 			expect(attribute.name).toBe('key1');
@@ -1179,7 +1179,7 @@ describe('Document', () => {
 			const textContent = 'text';
 			const textNode = document.createTextNode(textContent);
 			expect(textNode.textContent).toBe(textContent);
-			expect(textNode instanceof Text).toBe(true);
+			expect(textNode instanceof window.Text).toBe(true);
 		});
 
 		it('Creates a text node without content.', () => {
@@ -1206,9 +1206,9 @@ describe('Document', () => {
 	describe('createComment()', () => {
 		it('Creates a comment node.', () => {
 			const commentContent = 'comment';
-			const commentNode = document.createTextNode(commentContent);
+			const commentNode = document.createComment(commentContent);
 			expect(commentNode.textContent).toBe(commentContent);
-			expect(commentNode instanceof Text).toBe(true);
+			expect(commentNode instanceof window.Comment).toBe(true);
 		});
 
 		it('Creates a comment node without content.', () => {
@@ -1236,7 +1236,7 @@ describe('Document', () => {
 		it('Creates a document fragment.', () => {
 			const documentFragment = document.createDocumentFragment();
 			expect(documentFragment.ownerDocument).toBe(document);
-			expect(documentFragment instanceof DocumentFragment).toBe(true);
+			expect(documentFragment instanceof window.DocumentFragment).toBe(true);
 		});
 	});
 
@@ -1524,7 +1524,7 @@ describe('Document', () => {
 	describe('createProcessingInstruction()', () => {
 		it('Creates a Processing Instruction node with target & data.', () => {
 			const instruction = document.createProcessingInstruction('foo', 'bar');
-			expect(instruction instanceof ProcessingInstruction).toBe(true);
+			expect(instruction instanceof window.ProcessingInstruction).toBe(true);
 			expect(instruction.target).toBe('foo');
 			expect(instruction.data).toBe('bar');
 			expect(instruction.ownerDocument).toBe(document);