diff --git a/app/views/robots_txt/index.erb b/app/views/robots_txt/index.erb
index fbc77e88bd7..d7324b36205 100644
--- a/app/views/robots_txt/index.erb
+++ b/app/views/robots_txt/index.erb
@@ -29,6 +29,7 @@ Disallow: /*?api_key*
 Disallow: /*?*api_key*
 Disallow: /groups
 Disallow: /groups/
+Disallow: /t/*/*.rss
 
 <% if @disallowed_user_agents %>
   <% @disallowed_user_agents.each do |user_agent| %>