diff --git a/bskyweb/templates/post.html b/bskyweb/templates/post.html
index f6f03c7ee7..963af20652 100644
--- a/bskyweb/templates/post.html
+++ b/bskyweb/templates/post.html
@@ -14,6 +14,7 @@
   <meta property="profile:username" content="{{ profileView.Handle }}">
   {%- if requestURI %}
   <meta property="og:url" content="{{ requestURI }}">
+  <link rel="canonical" href="{{ requestURI }}" />
   {% endif -%}
   {%- if postView.Author.DisplayName %}
   <meta property="og:title" content="{{ postView.Author.DisplayName }} (@{{ postView.Author.Handle }})">