diff --git a/templates/article.html b/templates/article.html
index 4035619..1cdd68d 100644
--- a/templates/article.html
+++ b/templates/article.html
@@ -14,6 +14,7 @@
   <meta property="og:image" content="{{base_url}}/{{branch}}/{{id}}.png">
   <meta property="twitter:image" content="{{base_url}}/{{branch}}/{{id}}.png">
   <meta property="og:url" content="{{base_url}}/{{branch}}/{{id}}.html">
+  <meta property="twitter:domain" content="{{domain}}">
   <meta property="twitter:url" content="{{base_url}}/{{branch}}/{{id}}.html">
   <meta property="article:published_time" content="{{published_date}}">
   <meta name="twitter:card" content="summary_large_image">