diff --git a/src/components/lab/Breadcrumbs/Breadcrumbs.tsx b/src/components/lab/Breadcrumbs/Breadcrumbs.tsx
index cc062d957c..8cd6ef2120 100644
--- a/src/components/lab/Breadcrumbs/Breadcrumbs.tsx
+++ b/src/components/lab/Breadcrumbs/Breadcrumbs.tsx
@@ -30,7 +30,7 @@ export interface BreadcrumbsItemProps {
     routerOptions?: RouterOptions;
 }
 
-function Item(_props: BreadcrumbsItemProps): React.ReactNode {
+function Item(_props: BreadcrumbsItemProps): React.ReactElement | null {
     return null;
 }