diff --git a/src/courseware/course/sequence/Unit.jsx b/src/courseware/course/sequence/Unit.jsx
index 6e7d6b33..4cc96fc3 100644
--- a/src/courseware/course/sequence/Unit.jsx
+++ b/src/courseware/course/sequence/Unit.jsx
@@ -135,7 +135,7 @@ function Unit({
 
   return (
     <div className="unit">
-      <h2 className="mb-0 h3">{unit.title}</h2>
+      <h1 className="mb-0 h3">{unit.title}</h1>
       <BookmarkButton
         unitId={unit.id}
         isBookmarked={unit.bookmarked}