diff --git a/app/scenes/Document/components/MarkAsViewed.ts b/app/scenes/Document/components/MarkAsViewed.ts
index 5ae6d4924..8f887b288 100644
--- a/app/scenes/Document/components/MarkAsViewed.ts
+++ b/app/scenes/Document/components/MarkAsViewed.ts
@@ -4,7 +4,7 @@ import Document from "~/models/Document";
 const MARK_AS_VIEWED_AFTER = 3 * 1000;
 type Props = {
   document: Document;
-  children: JSX.Element;
+  children?: JSX.Element;
 };
 
 function MarkAsViewed(props: Props) {