diff --git a/lib/Service/FavoritesService.php b/lib/Service/FavoritesService.php
index f4cddf8dc..70931d31c 100644
--- a/lib/Service/FavoritesService.php
+++ b/lib/Service/FavoritesService.php
@@ -48,7 +48,7 @@ public function isFavorite(int $nodeType, int $id): bool {
 
 			$result = $qb->executeQuery();
 			while ($row = $result->fetch()) {
-				$this->cache->set($cacheKey, true);
+				$this->cache->set(sprintf('%d_%d', $row['node_type'], $row['node_id']), true);
 			}
 		}