diff --git a/frontend/elements/photo-thumbnail.html b/frontend/elements/photo-thumbnail.html
index be68908..1cc9d00 100755
--- a/frontend/elements/photo-thumbnail.html
+++ b/frontend/elements/photo-thumbnail.html
@@ -98,7 +98,7 @@
     },
 
     safeItemThumbFilepath: function(item, base) {
-        if (!item || !base || !item.path) {
+        if (item === undefined|| base === undefined || item.path === undefined) {
             return "";
         }
         return base + item.path + "/thumbs/" + item.filename;