diff --git a/contrib/templates/placebo/thread.mustache b/contrib/templates/placebo/thread.mustache
index ab6e06e..34e6ebb 100644
--- a/contrib/templates/placebo/thread.mustache
+++ b/contrib/templates/placebo/thread.mustache
@@ -32,7 +32,7 @@
         <meta property="og:url" content="{{prefix}}t/{{thread.OP.PostHash}}/?lang={{i18n.Name}}"/>
         {{/sfw}}
         {{#thread.OP.Attachments}}
-        <meta property="og:image" content={{Thumbnail}}" />
+        <meta property="og:image" content="{{Thumbnail}}" />
         {{/thread.OP.Attachments}}
         </head>
     <body class="threadpage">
