diff --git a/static/js/app.js b/static/js/app.js
index a8a2615..786de5c 100644
--- a/static/js/app.js
+++ b/static/js/app.js
@@ -151,6 +151,7 @@ function openFeed(feed) {
     // Create unread count element
     const unreadCount = document.createElement('span');
     unreadCount.className = 'feed-unread-count';
+    unreadCount.title = 'Unread entry count';
     if (feed.unread_count > 0) {
         unreadCount.textContent = feed.unread_count;
         unreadCount.style.display = 'inline';