diff --git a/dotcom-rendering/src/components/AgeWarning.tsx b/dotcom-rendering/src/components/AgeWarning.tsx
index 257c6f080f6..b558045ea49 100644
--- a/dotcom-rendering/src/components/AgeWarning.tsx
+++ b/dotcom-rendering/src/components/AgeWarning.tsx
@@ -51,7 +51,11 @@ export const AgeWarning = ({ age, isScreenReader, size = 'medium' }: Props) => {
 	}
 
 	return (
-		<div css={ageWarningStyles(isSmall)} aria-hidden="true">
+		<div
+			css={ageWarningStyles(isSmall)}
+			aria-hidden="true"
+			data-gu-name="age-warning"
+		>
 			<svg width="11" height="11" viewBox="0 0 11 11" fill="currentColor">
 				<path d="M5.4 0C2.4 0 0 2.4 0 5.4s2.4 5.4 5.4 5.4 5.4-2.4 5.4-5.4S8.4 0 5.4 0zm3 6.8H4.7V1.7h.7L6 5.4l2.4.6v.8z"></path>
 			</svg>{' '}
diff --git a/dotcom-rendering/src/lib/dataAttributes.test.tsx b/dotcom-rendering/src/lib/dataAttributes.test.tsx
new file mode 100644
index 00000000000..e80d9434b92
--- /dev/null
+++ b/dotcom-rendering/src/lib/dataAttributes.test.tsx
@@ -0,0 +1,12 @@
+import { render } from '@testing-library/react';
+import { AgeWarning } from '../components/AgeWarning';
+
+describe('Data Attributes', () => {
+	it('Article age warning element has an "age-warning" data-gu-name attribute', () => {
+		const { container } = render(
+			<AgeWarning age="3 years old" isScreenReader={false} />,
+		);
+		const el = container.querySelector('[data-gu-name="age-warning"]');
+		expect(el).toBeInTheDocument();
+	});
+});