diff --git a/docs/componenten/heading/_usage.md b/docs/componenten/heading/_usage.md
index e5427f1500..0c4d905935 100644
--- a/docs/componenten/heading/_usage.md
+++ b/docs/componenten/heading/_usage.md
@@ -112,7 +112,7 @@ import { Heading } from "@nl-design-system-candidate/heading-react";
 export const MyComponent = () => {
   return (
     <div>
-      <Heading level="2" appearance="level-4"></Heading>
+      <Heading level={2} appearance="level-4"></Heading>
     </div>
   );
 };