diff --git a/public/js/components/EpgGuide.js b/public/js/components/EpgGuide.js
index 2041a5f..3b1a713 100644
--- a/public/js/components/EpgGuide.js
+++ b/public/js/components/EpgGuide.js
@@ -196,7 +196,7 @@ class EpgGuide {
 
         // Load favorites
         const favs = await API.favorites.getAll();
-        this.favorites = new Set(favs.map(f => `${f.source_id}:${f.channel_id}`));
+        this.favorites = new Set(favs.map(f => `${f.source_id}:${f.item_id}`));
     }
 
     /**