diff --git a/content/hidden/preview/test.md b/content/hidden/preview/test.md
index 0cd279b..525292f 100644
--- a/content/hidden/preview/test.md
+++ b/content/hidden/preview/test.md
@@ -3,6 +3,10 @@ title = 'test'
 hidden = true
 +++
 
+
+<meta property="og:image" content="https://imgs.xkcd.com/comics/backup_batteries.png" />
+
+
 In short: 3-2-1 backup strategy + Disaster recovery plan.