diff --git a/docs/frontend-system/architecture/20-extensions.md b/docs/frontend-system/architecture/20-extensions.md
index e142044d03..02f4ba9d05 100644
--- a/docs/frontend-system/architecture/20-extensions.md
+++ b/docs/frontend-system/architecture/20-extensions.md
@@ -139,11 +139,9 @@ const extension = createExtension({
// ...
output: [coreExtensionData.reactElement.optional()],
factory() {
- return [
- coreExtensionData.reactElement.optional()(
- Math.random() < 0.5 ?
: undefined,
- ),
- ];
+ return Math.random() > 0.5
+ ? [coreExtensionData.reactElement(