diff --git a/app/templates/course.hbs b/app/templates/course.hbs
index 63bc122bf6..2c0c0759b0 100644
--- a/app/templates/course.hbs
+++ b/app/templates/course.hbs
@@ -87,7 +87,7 @@
         class="{{if this.leaderboardIsExpanded 'w-64 xl:w-80 pr-6' 'pr-4'}}
           pt-6 shrink-0 border-l border-gray-200 dark:border-white/5 bg-gray-50 dark:bg-gray-900 hidden md:block group"
       >
-        <div class="sticky top-14">
+        <div class="sticky top-14 z-10">
           {{#if this.leaderboardIsExpanded}}
             <CoursePage::CollapseLeaderboardButton
               class="opacity-0 group-hover:opacity-100 absolute top-6 -left-3.5 z-10"