diff --git a/src/views/preview/comment/top-level-comment.jsx b/src/views/preview/comment/top-level-comment.jsx
index 22f732b12..188150d7b 100644
--- a/src/views/preview/comment/top-level-comment.jsx
+++ b/src/views/preview/comment/top-level-comment.jsx
@@ -176,7 +176,7 @@ TopLevelComment.propTypes = {
     datetimeCreated: PropTypes.string,
     defaultExpanded: PropTypes.bool,
     deletable: PropTypes.bool,
-    highlightedCommentId: PropTypes.number,
+    highlightedCommentId: PropTypes.oneOfType([PropTypes.number, PropTypes.bool]),
     id: PropTypes.number,
     onAddComment: PropTypes.func,
     onDelete: PropTypes.func,
diff --git a/src/views/preview/presentation.jsx b/src/views/preview/presentation.jsx
index 65ea8bdef..4df88a523 100644
--- a/src/views/preview/presentation.jsx
+++ b/src/views/preview/presentation.jsx
@@ -455,7 +455,7 @@ PreviewPresentation.propTypes = {
     remixes: PropTypes.arrayOf(PropTypes.object),
     replies: PropTypes.objectOf(PropTypes.array),
     reportOpen: PropTypes.bool,
-    singleCommentId: PropTypes.number,
+    singleCommentId: PropTypes.oneOfType([PropTypes.number, PropTypes.bool]),
     userOwnsProject: PropTypes.bool
 };