diff --git a/layouts/shortcodes/gallery.html b/layouts/shortcodes/gallery.html
index 0a228ddb..19677588 100644
--- a/layouts/shortcodes/gallery.html
+++ b/layouts/shortcodes/gallery.html
@@ -1,5 +1,5 @@
 {{ $time := now.UnixNano }}
-{{ $id := delimit (slice "gallery" $time) "-" }}
+{{ $id := delimit (slice "gallery" .Ordinal $time) "-" }}
 
 <div id="{{ $id }}">
   {{ .Inner }}