diff --git a/administrator/components/com_finder/src/Indexer/Indexer.php b/administrator/components/com_finder/src/Indexer/Indexer.php
index 79a3aa8b667b4..9625c424b94b2 100644
--- a/administrator/components/com_finder/src/Indexer/Indexer.php
+++ b/administrator/components/com_finder/src/Indexer/Indexer.php
@@ -315,7 +315,7 @@ public function index($item, $format = 'html')
 		$item->end_date = (int) $item->end_date != 0 ? $item->end_date : null;
 
 		// Prepare the item description.
-		$item->description = Helper::parse($item->summary);
+		$item->description = Helper::parse($item->summary ?? '');
 
 		/*
 		 * Now, we need to enter the item into the links table. If the item