diff --git a/code/lib/blocks/src/components/IFrame.tsx b/code/lib/blocks/src/components/IFrame.tsx
index 6c0bf97dea4..be3460cb7f7 100644
--- a/code/lib/blocks/src/components/IFrame.tsx
+++ b/code/lib/blocks/src/components/IFrame.tsx
@@ -53,7 +53,7 @@ export class IFrame extends Component<IFrameProps> {
         id={id}
         title={title}
         src={src}
-        allowFullScreen={allowFullScreen}
+        {...(allowFullScreen ? { allow: 'fullscreen' } : {})}
         loading="lazy"
         {...rest}
       />